2312131299 has 16 divisors (see below), whose sum is σ = 3250118400. Its totient is φ = 1458033696.

The previous prime is 2312131277. The next prime is 2312131309. The reversal of 2312131299 is 9921312132.

It is not a de Polignac number, because 2312131299 - 2⁸ = 2312131043 is a prime.

It is a super-2 number, since 2×2312131299² = 10691902287630854802, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2312131499) 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, 6162 + ... + 68280.

It is an arithmetic number, because the mean of its divisors is an integer number (203132400).

Almost surely, 2^2312131299 is an apocalyptic number.

2312131299 is a deficient number, since it is larger than the sum of its proper divisors (937987101).

2312131299 is a wasteful number, since it uses less digits than its factorization.

2312131299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62794.

The product of its digits is 5832, while the sum is 33.

The square root of 2312131299 is about 48084.6264309082. The cubic root of 2312131299 is about 1322.3228344143.

The spelling of 2312131299 in words is "two billion, three hundred twelve million, one hundred thirty-one thousand, two hundred ninety-nine".