312110040011243 has 2 divisors, whose sum is σ = 312110040011244. Its totient is φ = 312110040011242.

The previous prime is 312110040011201. The next prime is 312110040011251. The reversal of 312110040011243 is 342110040011213.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 312110040011243 - 2²⁶ = 312109972902379 is a prime.

It is not a weakly prime, because it can be changed into another prime (312110040061243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156055020005621 + 156055020005622.

It is an arithmetic number, because the mean of its divisors is an integer number (156055020005622).

Almost surely, 2^{312110040011243} is an apocalyptic number.

312110040011243 is a deficient number, since it is larger than the sum of its proper divisors (1).

312110040011243 is an equidigital number, since it uses as much as digits as its factorization.

312110040011243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 312110040011243 its reverse (342110040011213), we get a palindrome (654220080022456).

The spelling of 312110040011243 in words is "three hundred twelve trillion, one hundred ten billion, forty million, eleven thousand, two hundred forty-three".