10312110031 has 2 divisors, whose sum is σ = 10312110032. Its totient is φ = 10312110030.

The previous prime is 10312110023. The next prime is 10312110073. The reversal of 10312110031 is 13001121301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10312110031 - 2³ = 10312110023 is a prime.

It is a super-2 number, since 2×10312110031² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10312109993 and 10312110020.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10312110091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5156055015 + 5156055016.

It is an arithmetic number, because the mean of its divisors is an integer number (5156055016).

Almost surely, 2^10312110031 is an apocalyptic number.

10312110031 is a deficient number, since it is larger than the sum of its proper divisors (1).

10312110031 is an equidigital number, since it uses as much as digits as its factorization.

10312110031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 10312110031 its reverse (13001121301), we get a palindrome (23313231332).

The spelling of 10312110031 in words is "ten billion, three hundred twelve million, one hundred ten thousand, thirty-one".