312331112043 has 16 divisors (see below), whose sum is σ = 419512784256. Its totient is φ = 206685320000.

The previous prime is 312331112021. The next prime is 312331112047. The reversal of 312331112043 is 340211133213.

It is a cyclic number.

It is not a de Polignac number, because 312331112043 - 2¹⁶ = 312331046507 is a prime.

It is not an unprimeable number, because it can be changed into a prime (312331112047) 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, 8597668 + ... + 8633918.

It is an arithmetic number, because the mean of its divisors is an integer number (26219549016).

Almost surely, 2^312331112043 is an apocalyptic number.

312331112043 is a deficient number, since it is larger than the sum of its proper divisors (107181672213).

312331112043 is a wasteful number, since it uses less digits than its factorization.

312331112043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57354.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 312331112043 its reverse (340211133213), we get a palindrome (652542245256).

The spelling of 312331112043 in words is "three hundred twelve billion, three hundred thirty-one million, one hundred twelve thousand, forty-three".