20310313464239 has 2 divisors, whose sum is σ = 20310313464240. Its totient is φ = 20310313464238.

The previous prime is 20310313464167. The next prime is 20310313464247. The reversal of 20310313464239 is 93246431301302.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20310313464239 - 2⁸ = 20310313463983 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20310313464196 and 20310313464205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20310313464439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10155156732119 + 10155156732120.

It is an arithmetic number, because the mean of its divisors is an integer number (10155156732120).

Almost surely, 2^{20310313464239} is an apocalyptic number.

20310313464239 is a deficient number, since it is larger than the sum of its proper divisors (1).

20310313464239 is an equidigital number, since it uses as much as digits as its factorization.

20310313464239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 279936, while the sum is 41.

The spelling of 20310313464239 in words is "twenty trillion, three hundred ten billion, three hundred thirteen million, four hundred sixty-four thousand, two hundred thirty-nine".