12310023131132 has 6 divisors (see below), whose sum is σ = 21542540479488. Its totient is φ = 6155011565564.

The previous prime is 12310023131117. The next prime is 12310023131173. The reversal of 12310023131132 is 23113132001321.

It is a junction number, because it is equal to n+sod(n) for n = 12310023131098 and 12310023131107.

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, 1538752891388 + ... + 1538752891395.

It is an arithmetic number, because the mean of its divisors is an integer number (3590423413248).

Almost surely, 2^{12310023131132} is an apocalyptic number.

It is an amenable number.

12310023131132 is a deficient number, since it is larger than the sum of its proper divisors (9232517348356).

12310023131132 is a wasteful number, since it uses less digits than its factorization.

12310023131132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3077505782787 (or 3077505782785 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 12310023131132 its reverse (23113132001321), we get a palindrome (35423155132453).

The spelling of 12310023131132 in words is "twelve trillion, three hundred ten billion, twenty-three million, one hundred thirty-one thousand, one hundred thirty-two".