12023312313132 has 72 divisors (see below), whose sum is σ = 30423611116080. Its totient is φ = 4003638105600.

The previous prime is 12023312313097. The next prime is 12023312313157. The reversal of 12023312313132 is 23131321332021.

12023312313132 is a `hidden beast` number, since 1 + 2 + 0 + 2 + 3 + 312 + 31 + 313 + 2 = 666.

It is a super-2 number, since 2×12023312313132² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12023312313096 and 12023312313105.

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 in 23 ways as a sum of consecutive naturals, for example, 249117219 + ... + 249165477.

It is an arithmetic number, because the mean of its divisors is an integer number (422550154390).

Almost surely, 2^{12023312313132} is an apocalyptic number.

12023312313132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12023312313132 is an abundant number, since it is smaller than the sum of its proper divisors (18400298802948).

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

12023312313132 is a wasteful number, since it uses less digits than its factorization.

12023312313132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55263 (or 55258 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 12023312313132 its reverse (23131321332021), we get a palindrome (35154633645153).

The spelling of 12023312313132 in words is "twelve trillion, twenty-three billion, three hundred twelve million, three hundred thirteen thousand, one hundred thirty-two".