31200042022392 has 16 divisors (see below), whose sum is σ = 78000105056040. Its totient is φ = 10400014007456.

The previous prime is 31200042022361. The next prime is 31200042022411. The reversal of 31200042022392 is 29322024000213.

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, 650000875443 + ... + 650000875490.

Almost surely, 2^{31200042022392} is an apocalyptic number.

It is an amenable number.

31200042022392 is an abundant number, since it is smaller than the sum of its proper divisors (46800063033648).

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

31200042022392 is a wasteful number, since it uses less digits than its factorization.

31200042022392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1300001750942 (or 1300001750938 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

The spelling of 31200042022392 in words is "thirty-one trillion, two hundred billion, forty-two million, twenty-two thousand, three hundred ninety-two".