10312131320121 has 32 divisors (see below), whose sum is σ = 14092141759488. Its totient is φ = 6705476458560.

The previous prime is 10312131320107. The next prime is 10312131320149. The reversal of 10312131320121 is 12102313121301.

It is not a de Polignac number, because 10312131320121 - 2¹⁴ = 10312131303737 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10312131322121) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 171618535 + ... + 171678611.

It is an arithmetic number, because the mean of its divisors is an integer number (440379429984).

Almost surely, 2^{10312131320121} is an apocalyptic number.

It is an amenable number.

10312131320121 is a deficient number, since it is larger than the sum of its proper divisors (3780010439367).

10312131320121 is a wasteful number, since it uses less digits than its factorization.

10312131320121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68541.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 10312131320121 its reverse (12102313121301), we get a palindrome (22414444441422).

The spelling of 10312131320121 in words is "ten trillion, three hundred twelve billion, one hundred thirty-one million, three hundred twenty thousand, one hundred twenty-one".