12323131300032 has 56 divisors (see below), whose sum is σ = 37262801792256. Its totient is φ = 3520894656768.

The previous prime is 12323131299979. The next prime is 12323131300063. The reversal of 12323131300032 is 23000313132321.

It is a tau number, because it is divible by the number of its divisors (56).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 12323131299975 and 12323131300011.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4584496908 + ... + 4584499595.

Almost surely, 2^{12323131300032} is an apocalyptic number.

12323131300032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12323131300032 is an abundant number, since it is smaller than the sum of its proper divisors (24939670492224).

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

12323131300032 is an equidigital number, since it uses as much as digits as its factorization.

12323131300032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9168996525 (or 9168996515 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 12323131300032 its reverse (23000313132321), we get a palindrome (35323444432353).

The spelling of 12323131300032 in words is "twelve trillion, three hundred twenty-three billion, one hundred thirty-one million, three hundred thousand, thirty-two".