31152000042232 has 16 divisors (see below), whose sum is σ = 60424138013400. Its totient is φ = 15038896572000.

The previous prime is 31152000042227. The next prime is 31152000042299. The reversal of 31152000042232 is 23224000025113.

It is a junction number, because it is equal to n+sod(n) for n = 31152000042197 and 31152000042206.

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, 67137930894 + ... + 67137931357.

Almost surely, 2^{31152000042232} is an apocalyptic number.

It is an amenable number.

31152000042232 is a deficient number, since it is larger than the sum of its proper divisors (29272137971168).

31152000042232 is a wasteful number, since it uses less digits than its factorization.

31152000042232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134275862286 (or 134275862282 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 31152000042232 its reverse (23224000025113), we get a palindrome (54376000067345).

The spelling of 31152000042232 in words is "thirty-one trillion, one hundred fifty-two billion, forty-two thousand, two hundred thirty-two".