331133120 has 28 divisors (see below), whose sum is σ = 788511504. Its totient is φ = 132453120.

The previous prime is 331133119. The next prime is 331133129. The reversal of 331133120 is 21331133.

It is not an unprimeable number, because it can be changed into a prime (331133129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 517076 + ... + 517715.

Almost surely, 2^331133120 is an apocalyptic number.

It is an amenable number.

331133120 is an abundant number, since it is smaller than the sum of its proper divisors (457378384).

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

331133120 is a wasteful number, since it uses less digits than its factorization.

331133120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1034808 (or 1034798 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 331133120 is about 18197.0634993671. The cubic root of 331133120 is about 691.8323627477.

Adding to 331133120 its reverse (21331133), we get a palindrome (352464253).

The spelling of 331133120 in words is "three hundred thirty-one million, one hundred thirty-three thousand, one hundred twenty".