310023323213 has 2 divisors, whose sum is σ = 310023323214. Its totient is φ = 310023323212.

The previous prime is 310023323161. The next prime is 310023323249. The reversal of 310023323213 is 312323320013.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 233237804809 + 76785518404 = 482947^2 + 277102^2 .

It is a cyclic number.

It is not a de Polignac number, because 310023323213 - 2²⁴ = 310006545997 is a prime.

It is a super-2 number, since 2×310023323213² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (310023320213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155011661606 + 155011661607.

It is an arithmetic number, because the mean of its divisors is an integer number (155011661607).

Almost surely, 2^310023323213 is an apocalyptic number.

It is an amenable number.

310023323213 is a deficient number, since it is larger than the sum of its proper divisors (1).

310023323213 is an equidigital number, since it uses as much as digits as its factorization.

310023323213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 310023323213 its reverse (312323320013), we get a palindrome (622346643226).

The spelling of 310023323213 in words is "three hundred ten billion, twenty-three million, three hundred twenty-three thousand, two hundred thirteen".