Alright, let's work through 31305003 times 67693342 step by step
31305003 × 67693342 = 67693342 × (31305003)
+ 67693342 × 3 resulting in 203080026
+ 67693342 × 00 that equals 0
+ 67693342 × 000 that is equal 0
+ 67693342 × 5000 what gives us 338466710000
+ 67693342 × 00000 resulting in 0
+ 67693342 × 300000 which equals 20308002600000
+ 67693342 × 1000000 which equals 67693342000000
+ 67693342 × 30000000 what gives us 2030800260000000

= 2119140274390026
