12313331421232 has 10 divisors (see below), whose sum is σ = 23857079628668. Its totient is φ = 6156665710608.

The previous prime is 12313331421229. The next prime is 12313331421277. The reversal of 12313331421232 is 23212413331321.

It is a junction number, because it is equal to n+sod(n) for n = 12313331421194 and 12313331421203.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 384791606898 + ... + 384791606929.

Almost surely, 2^{12313331421232} is an apocalyptic number.

It is an amenable number.

12313331421232 is a deficient number, since it is larger than the sum of its proper divisors (11543748207436).

12313331421232 is an equidigital number, since it uses as much as digits as its factorization.

12313331421232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 769583213835 (or 769583213829 counting only the distinct ones).

The product of its digits is 15552, while the sum is 31.

Adding to 12313331421232 its reverse (23212413331321), we get a palindrome (35525744752553).

The spelling of 12313331421232 in words is "twelve trillion, three hundred thirteen billion, three hundred thirty-one million, four hundred twenty-one thousand, two hundred thirty-two".