20271607013023 has 4 divisors (see below), whose sum is σ = 20603928439528. Its totient is φ = 19939285586520.

The previous prime is 20271607012963. The next prime is 20271607013129. The reversal of 20271607013023 is 32031070617202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20271607013023 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20271607013023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20271607010023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166160713161 + ... + 166160713282.

It is an arithmetic number, because the mean of its divisors is an integer number (5150982109882).

Almost surely, 2^{20271607013023} is an apocalyptic number.

20271607013023 is a deficient number, since it is larger than the sum of its proper divisors (332321426505).

20271607013023 is an equidigital number, since it uses as much as digits as its factorization.

20271607013023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332321426504.

The product of its (nonzero) digits is 21168, while the sum is 34.

The spelling of 20271607013023 in words is "twenty trillion, two hundred seventy-one billion, six hundred seven million, thirteen thousand, twenty-three".