421113020431312 has 20 divisors (see below), whose sum is σ = 890079793184736. Its totient is φ = 191415009286880.

The previous prime is 421113020431241. The next prime is 421113020431321. The reversal of 421113020431312 is 213134020311124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1196343807868 + ... + 1196343808219.

Almost surely, 2^{421113020431312} is an apocalyptic number.

It is an amenable number.

421113020431312 is an abundant number, since it is smaller than the sum of its proper divisors (468966772753424).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

421113020431312 is a wasteful number, since it uses less digits than its factorization.

421113020431312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2392687616106 (or 2392687616100 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 421113020431312 its reverse (213134020311124), we get a palindrome (634247040742436).

The spelling of 421113020431312 in words is "four hundred twenty-one trillion, one hundred thirteen billion, twenty million, four hundred thirty-one thousand, three hundred twelve".