Alright, let's work through 42421422 times 23399397 step by step
42421422 × 23399397 = 23399397 × (42421422)
+ 23399397 × 2 that equals 46798794
+ 23399397 × 20 that equals 467987940
+ 23399397 × 400 which equals 9359758800
+ 23399397 × 1000 what gives us 23399397000
+ 23399397 × 20000 which equals 467987940000
+ 23399397 × 400000 that results in 9359758800000
+ 23399397 × 2000000 producing 46798794000000
+ 23399397 × 40000000 that results in 935975880000000

= 992635694682534
