312300000012031 has 2 divisors, whose sum is σ = 312300000012032. Its totient is φ = 312300000012030.

The previous prime is 312300000012019. The next prime is 312300000012041. The reversal of 312300000012031 is 130210000003213.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 312300000012031 - 2²³ = 312299991623423 is a prime.

It is a super-2 number, since 2×312300000012031² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 312300000011996 and 312300000012014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312300000012041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156150000006015 + 156150000006016.

It is an arithmetic number, because the mean of its divisors is an integer number (156150000006016).

Almost surely, 2^{312300000012031} is an apocalyptic number.

312300000012031 is a deficient number, since it is larger than the sum of its proper divisors (1).

312300000012031 is an equidigital number, since it uses as much as digits as its factorization.

312300000012031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 312300000012031 its reverse (130210000003213), we get a palindrome (442510000015244).

The spelling of 312300000012031 in words is "three hundred twelve trillion, three hundred billion, twelve thousand, thirty-one".