12312202319 has 2 divisors, whose sum is σ = 12312202320. Its totient is φ = 12312202318.

The previous prime is 12312202307. The next prime is 12312202339. The reversal of 12312202319 is 91320221321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12312202319 - 2²⁸ = 12043766863 is a prime.

It is a super-2 number, since 2×12312202319² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12312202339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6156101159 + 6156101160.

It is an arithmetic number, because the mean of its divisors is an integer number (6156101160).

Almost surely, 2^12312202319 is an apocalyptic number.

12312202319 is a deficient number, since it is larger than the sum of its proper divisors (1).

12312202319 is an equidigital number, since it uses as much as digits as its factorization.

12312202319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 26.

The spelling of 12312202319 in words is "twelve billion, three hundred twelve million, two hundred two thousand, three hundred nineteen".