313223231231983 has 2 divisors, whose sum is σ = 313223231231984. Its totient is φ = 313223231231982.

The previous prime is 313223231231891. The next prime is 313223231232017. The reversal of 313223231231983 is 389132132322313.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-313223231231983 is a prime.

It is a super-2 number, since 2×313223231231983² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313223231232983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156611615615991 + 156611615615992.

It is an arithmetic number, because the mean of its divisors is an integer number (156611615615992).

Almost surely, 2^{313223231231983} is an apocalyptic number.

313223231231983 is a deficient number, since it is larger than the sum of its proper divisors (1).

313223231231983 is an equidigital number, since it uses as much as digits as its factorization.

313223231231983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 839808, while the sum is 46.

The spelling of 313223231231983 in words is "three hundred thirteen trillion, two hundred twenty-three billion, two hundred thirty-one million, two hundred thirty-one thousand, nine hundred eighty-three".