312343031431023 has 16 divisors (see below), whose sum is σ = 423285471603072. Its totient is φ = 204814654380000.

The previous prime is 312343031431021. The next prime is 312343031431033. The reversal of 312343031431023 is 320134130343213.

It is a happy number.

It is not a de Polignac number, because 312343031431023 - 2¹ = 312343031431021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312343031431021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95947368 + ... + 99149298.

It is an arithmetic number, because the mean of its divisors is an integer number (26455341975192).

Almost surely, 2^{312343031431023} is an apocalyptic number.

312343031431023 is a deficient number, since it is larger than the sum of its proper divisors (110942440172049).

312343031431023 is a wasteful number, since it uses less digits than its factorization.

312343031431023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3735046.

The product of its (nonzero) digits is 46656, while the sum is 33.

Adding to 312343031431023 its reverse (320134130343213), we get a palindrome (632477161774236).

The spelling of 312343031431023 in words is "three hundred twelve trillion, three hundred forty-three billion, thirty-one million, four hundred thirty-one thousand, twenty-three".