311313111232 has 28 divisors (see below), whose sum is σ = 623878423056. Its totient is φ = 154115398400.

The previous prime is 311313111209. The next prime is 311313111281. The reversal of 311313111232 is 232111313113.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24074068 + ... + 24086995.

It is an arithmetic number, because the mean of its divisors is an integer number (22281372252).

Almost surely, 2^311313111232 is an apocalyptic number.

311313111232 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

311313111232 is an abundant number, since it is smaller than the sum of its proper divisors (312565311824).

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

311313111232 is a wasteful number, since it uses less digits than its factorization.

311313111232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48161176 (or 48161166 counting only the distinct ones).

The product of its digits is 324, while the sum is 22.

Adding to 311313111232 its reverse (232111313113), we get a palindrome (543424424345).

The spelling of 311313111232 in words is "three hundred eleven billion, three hundred thirteen million, one hundred eleven thousand, two hundred thirty-two".