20230131102239 has 2 divisors, whose sum is σ = 20230131102240. Its totient is φ = 20230131102238.

The previous prime is 20230131102163. The next prime is 20230131102347. The reversal of 20230131102239 is 93220113103202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20230131102239 - 2⁴⁴ = 2637945057823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20230131101239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10115065551119 + 10115065551120.

It is an arithmetic number, because the mean of its divisors is an integer number (10115065551120).

Almost surely, 2^{20230131102239} is an apocalyptic number.

20230131102239 is a deficient number, since it is larger than the sum of its proper divisors (1).

20230131102239 is an equidigital number, since it uses as much as digits as its factorization.

20230131102239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 29.

The spelling of 20230131102239 in words is "twenty trillion, two hundred thirty billion, one hundred thirty-one million, one hundred two thousand, two hundred thirty-nine".