312033231232 has 16 divisors (see below), whose sum is σ = 621628703100. Its totient is φ = 156016615552.

The previous prime is 312033231203. The next prime is 312033231271. The reversal of 312033231232 is 232132330213.

It is a tau number, because it is divible by the number of its divisors (16).

It is a junction number, because it is equal to n+sod(n) for n = 312033231197 and 312033231206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1218879682 + ... + 1218879937.

Almost surely, 2^312033231232 is an apocalyptic number.

312033231232 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

312033231232 is a deficient number, since it is larger than the sum of its proper divisors (309595471868).

312033231232 is an equidigital number, since it uses as much as digits as its factorization.

312033231232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2437759633 (or 2437759621 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 312033231232 its reverse (232132330213), we get a palindrome (544165561445).

The spelling of 312033231232 in words is "three hundred twelve billion, thirty-three million, two hundred thirty-one thousand, two hundred thirty-two".