Q: Is 121,023 a Prime Number?
A: No, 121,023 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 121023 can be evenly divided by 1 3 7 9 17 21 51 63 113 119 153 339 357 791 1,017 1,071 1,921 2,373 5,763 7,119 13,447 17,289 40,341 and 121,023, with no remainder.
Since 121,023 cannot be divided by just 1 and 121,023, it is not a prime number.