2312431333121 has 16 divisors (see below), whose sum is σ = 2846159441664. Its totient is φ = 1829558073024.

The previous prime is 2312431333117. The next prime is 2312431333159. The reversal of 2312431333121 is 1213331342132.

2312431333121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2312431333121 - 2² = 2312431333117 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2312431333621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2611100 + ... + 3382706.

It is an arithmetic number, because the mean of its divisors is an integer number (177884965104).

Almost surely, 2^{2312431333121} is an apocalyptic number.

It is an amenable number.

2312431333121 is a deficient number, since it is larger than the sum of its proper divisors (533728108543).

2312431333121 is a wasteful number, since it uses less digits than its factorization.

2312431333121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 804560.

The product of its digits is 7776, while the sum is 29.

Adding to 2312431333121 its reverse (1213331342132), we get a palindrome (3525762675253).

The spelling of 2312431333121 in words is "two trillion, three hundred twelve billion, four hundred thirty-one million, three hundred thirty-three thousand, one hundred twenty-one".