331223133232 has 10 divisors (see below), whose sum is σ = 641744820668. Its totient is φ = 165611566608.

The previous prime is 331223133217. The next prime is 331223133233. The reversal of 331223133232 is 232331322133.

It is a self number, because there is not a number n which added to its sum of digits gives 331223133232.

It is not an unprimeable number, because it can be changed into a prime (331223133233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10350722898 + ... + 10350722929.

Almost surely, 2^331223133232 is an apocalyptic number.

It is an amenable number.

331223133232 is a deficient number, since it is larger than the sum of its proper divisors (310521687436).

331223133232 is a wasteful number, since it uses less digits than its factorization.

331223133232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20701445835 (or 20701445829 counting only the distinct ones).

The product of its digits is 11664, while the sum is 28.

Adding to 331223133232 its reverse (232331322133), we get a palindrome (563554455365).

The spelling of 331223133232 in words is "three hundred thirty-one billion, two hundred twenty-three million, one hundred thirty-three thousand, two hundred thirty-two".