<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THE SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM Q2 FY01 FORM
10-Q FINANCIAL STATEMENTS AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH
FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> JAN-31-2001
<PERIOD-START> FEB-01-2000
<PERIOD-END> JUL-31-2000
<CASH> 73,735
<SECURITIES> 41,753
<RECEIVABLES> 88,649
<ALLOWANCES> 5,374
<INVENTORY> 0
<CURRENT-ASSETS> 237,913
<PP&E> 111,447
<DEPRECIATION> 51,006
<TOTAL-ASSETS> 917,319
<CURRENT-LIABILITIES> 132,375
<BONDS> 140,000
0
0
<COMMON> 74
<OTHER-SE> 634,899
<TOTAL-LIABILITY-AND-EQUITY> 917,319
<SALES> 131,064
<TOTAL-REVENUES> 192,899
<CGS> 17,124
<TOTAL-COSTS> 46,280
<OTHER-EXPENSES> 204,782
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> (4,279)
<INCOME-PRETAX> (43,279)
<INCOME-TAX> 6,500
<INCOME-CONTINUING> (49,779)
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> (49,779)
<EPS-BASIC> (0.71)
<EPS-DILUTED> (0.71)
</TABLE>