210539315023 has 2 divisors, whose sum is σ = 210539315024. Its totient is φ = 210539315022.

The previous prime is 210539314927. The next prime is 210539315029. The reversal of 210539315023 is 320513935012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 210539315023 - 2⁹ = 210539314511 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 210539315023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210539315029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105269657511 + 105269657512.

It is an arithmetic number, because the mean of its divisors is an integer number (105269657512).

Almost surely, 2^210539315023 is an apocalyptic number.

210539315023 is a deficient number, since it is larger than the sum of its proper divisors (1).

210539315023 is an equidigital number, since it uses as much as digits as its factorization.

210539315023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24300, while the sum is 34.

The spelling of 210539315023 in words is "two hundred ten billion, five hundred thirty-nine million, three hundred fifteen thousand, twenty-three".