12321130320132 has 24 divisors (see below), whose sum is σ = 28749548167200. Its totient is φ = 4107008570496.

The previous prime is 12321130320077. The next prime is 12321130320143. The reversal of 12321130320132 is 23102303112321.

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, 2865957 + ... + 5732012.

It is an arithmetic number, because the mean of its divisors is an integer number (1197897840300).

Almost surely, 2^{12321130320132} is an apocalyptic number.

12321130320132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12321130320132 is an abundant number, since it is smaller than the sum of its proper divisors (16428417847068).

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

12321130320132 is a wasteful number, since it uses less digits than its factorization.

12321130320132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8717395 (or 8717393 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 12321130320132 its reverse (23102303112321), we get a palindrome (35423433432453).

The spelling of 12321130320132 in words is "twelve trillion, three hundred twenty-one billion, one hundred thirty million, three hundred twenty thousand, one hundred thirty-two".