331032232120 has 64 divisors (see below), whose sum is σ = 750279438720. Its totient is φ = 131446308864.

The previous prime is 331032232093. The next prime is 331032232123. The reversal of 331032232120 is 21232230133.

It is a junction number, because it is equal to n+sod(n) for n = 331032232091 and 331032232100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331032232123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2957089 + ... + 3066991.

It is an arithmetic number, because the mean of its divisors is an integer number (11723116230).

Almost surely, 2^331032232120 is an apocalyptic number.

It is an amenable number.

331032232120 is an abundant number, since it is smaller than the sum of its proper divisors (419247206600).

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

331032232120 is a wasteful number, since it uses less digits than its factorization.

331032232120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110464 (or 110460 counting only the distinct ones).

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

Adding to 331032232120 its reverse (21232230133), we get a palindrome (352264462253).

The spelling of 331032232120 in words is "three hundred thirty-one billion, thirty-two million, two hundred thirty-two thousand, one hundred twenty".