12320113321131 has 64 divisors (see below), whose sum is σ = 20542885134336. Its totient is φ = 6380488195200.

The previous prime is 12320113321127. The next prime is 12320113321133. The reversal of 12320113321131 is 13112331102321.

It is not a de Polignac number, because 12320113321131 - 2² = 12320113321127 is a prime.

It is a super-2 number, since 2×12320113321131² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12320113321133) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 136652190 + ... + 136742316.

It is an arithmetic number, because the mean of its divisors is an integer number (320982580224).

Almost surely, 2^{12320113321131} is an apocalyptic number.

12320113321131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12320113321131 is a deficient number, since it is larger than the sum of its proper divisors (8222771813205).

12320113321131 is a wasteful number, since it uses less digits than its factorization.

12320113321131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91952.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 12320113321131 its reverse (13112331102321), we get a palindrome (25432444423452).

The spelling of 12320113321131 in words is "twelve trillion, three hundred twenty billion, one hundred thirteen million, three hundred twenty-one thousand, one hundred thirty-one".