31322310020032 has 56 divisors (see below), whose sum is σ = 62242513421760. Its totient is φ = 15639167631360.

The previous prime is 31322310020021. The next prime is 31322310020059. The reversal of 31322310020032 is 23002001322313.

It is a junction number, because it is equal to n+sod(n) for n = 31322310019985 and 31322310020012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194013328 + ... + 194174704.

It is an arithmetic number, because the mean of its divisors is an integer number (1111473453960).

Almost surely, 2^{31322310020032} is an apocalyptic number.

31322310020032 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

31322310020032 is a deficient number, since it is larger than the sum of its proper divisors (30920203401728).

31322310020032 is a wasteful number, since it uses less digits than its factorization.

31322310020032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165629 (or 165619 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 31322310020032 its reverse (23002001322313), we get a palindrome (54324311342345).

The spelling of 31322310020032 in words is "thirty-one trillion, three hundred twenty-two billion, three hundred ten million, twenty thousand, thirty-two".