23210020685771 has 2 divisors, whose sum is σ = 23210020685772. Its totient is φ = 23210020685770.

The previous prime is 23210020685743. The next prime is 23210020685773. The reversal of 23210020685771 is 17758602001232.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23210020685771 - 2²⁶ = 23209953576907 is a prime.

It is a super-2 number, since 2×23210020685771² (a number of 28 digits) contains 22 as substring.

Together with 23210020685773, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23210020685773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11605010342885 + 11605010342886.

It is an arithmetic number, because the mean of its divisors is an integer number (11605010342886).

Almost surely, 2^{23210020685771} is an apocalyptic number.

23210020685771 is a deficient number, since it is larger than the sum of its proper divisors (1).

23210020685771 is an equidigital number, since it uses as much as digits as its factorization.

23210020685771 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 282240, while the sum is 44.

The spelling of 23210020685771 in words is "twenty-three trillion, two hundred ten billion, twenty million, six hundred eighty-five thousand, seven hundred seventy-one".