20334534023 has 2 divisors, whose sum is σ = 20334534024. Its totient is φ = 20334534022.

The previous prime is 20334533993. The next prime is 20334534043. The reversal of 20334534023 is 32043543302.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20334534023 - 2⁸ = 20334533767 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20334534043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10167267011 + 10167267012.

It is an arithmetic number, because the mean of its divisors is an integer number (10167267012).

Almost surely, 2^20334534023 is an apocalyptic number.

20334534023 is a deficient number, since it is larger than the sum of its proper divisors (1).

20334534023 is an equidigital number, since it uses as much as digits as its factorization.

20334534023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 29.

The spelling of 20334534023 in words is "twenty billion, three hundred thirty-four million, five hundred thirty-four thousand, twenty-three".