No problem, we've got 21238341 and 42312317 to multiply
21238341 × 42312317 = 42312317 × (21238341)
+ 42312317 × 1 that results in 42312317
+ 42312317 × 40 producing 1692492680
+ 42312317 × 300 which equals 12693695100
+ 42312317 × 8000 that is equal 338498536000
+ 42312317 × 30000 that equals 1269369510000
+ 42312317 × 200000 that equals 8462463400000
+ 42312317 × 1000000 that results in 42312317000000
+ 42312317 × 20000000 giving us 846246340000000

= 898643416946097
