31023201120232 has 16 divisors (see below), whose sum is σ = 58173243380100. Its totient is φ = 15510336218880.

The previous prime is 31023201120211. The next prime is 31023201120377. The reversal of 31023201120232 is 23202110232013.

It can be written as a sum of positive squares in 2 ways, for example, as 27315319676836 + 3707881443396 = 5226406^2 + 1925586^2 .

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, 157938369 + ... + 158134672.

Almost surely, 2^{31023201120232} is an apocalyptic number.

It is an amenable number.

31023201120232 is a deficient number, since it is larger than the sum of its proper divisors (27150042259868).

31023201120232 is a wasteful number, since it uses less digits than its factorization.

31023201120232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316085316 (or 316085312 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 31023201120232 its reverse (23202110232013), we get a palindrome (54225311352245).

The spelling of 31023201120232 in words is "thirty-one trillion, twenty-three billion, two hundred one million, one hundred twenty thousand, two hundred thirty-two".