312323310263 has 2 divisors, whose sum is σ = 312323310264. Its totient is φ = 312323310262.

The previous prime is 312323310223. The next prime is 312323310371. The reversal of 312323310263 is 362013323213.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 312323310263 - 2¹⁴ = 312323293879 is a prime.

It is a super-2 number, since 2×312323310263² (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 (312323310203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156161655131 + 156161655132.

It is an arithmetic number, because the mean of its divisors is an integer number (156161655132).

Almost surely, 2^312323310263 is an apocalyptic number.

312323310263 is a deficient number, since it is larger than the sum of its proper divisors (1).

312323310263 is an equidigital number, since it uses as much as digits as its factorization.

312323310263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 29.

Adding to 312323310263 its reverse (362013323213), we get a palindrome (674336633476).

The spelling of 312323310263 in words is "three hundred twelve billion, three hundred twenty-three million, three hundred ten thousand, two hundred sixty-three".