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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Millions
 6 Months Ended
Jul. 31, 2022
Aug. 01, 2021
Cash flows from operating activities:    
Net income $ 2,274 $ 4,285
Adjustments to reconcile net income to net cash provided by operating activities:    
Acquisition termination cost 1,353 0
Stock-based compensation expense 1,226 894
Depreciation and amortization 712 567
Losses (gains) on investments in non-affiliates, net 24 (133)
Deferred income taxes (985) (161)
Other 18 16
Changes in operating assets and liabilities, net of acquisitions:    
Accounts receivable (668) (1,157)
Inventories (1,285) (282)
Prepaid expenses and other assets (1,554) 18
Accounts payable 559 245
Accrued and other current liabilities 1,267 166
Other long-term liabilities 60 98
Net cash provided by operating activities 3,001 4,556
Cash flows from investing activities:    
Proceeds from maturities of marketable securities 10,983 5,236
Proceeds from sales of marketable securities 1,731 705
Purchases of marketable securities (7,576) (9,268)
Purchases related to property and equipment and intangible assets (794) (481)
Acquisitions, net of cash acquired (49) 0
Investments and other, net (65) 3
Net cash provided by (used in) investing activities 4,230 (3,805)
Cash flows from financing activities:    
Issuance of debt, net of issuance costs 0 4,985
Proceeds related to employee stock plans 205 128
Payments related to repurchases of common stock (5,341) 0
Payments related to tax on restricted stock units (837) (843)
Dividends paid (200) (198)
Principal payments on property and equipment and intangible asset (36) (40)
Other 1 (2)
Net cash provided by (used in) financing activities (6,208) 4,030
Change in cash and cash equivalents 1,023 4,781
Cash and cash equivalents at beginning of period 1,990 847
Cash and cash equivalents at end of period 3,013 5,628
Supplemental disclosures of cash flow information:    
Cash paid for income taxes, net $ 1,108 $ 241