20200222111931 has 2 divisors, whose sum is σ = 20200222111932. Its totient is φ = 20200222111930.

The previous prime is 20200222111871. The next prime is 20200222112039. The reversal of 20200222111931 is 13911122200202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20200222111931 - 2³⁴ = 20183042242747 is a prime.

It is a super-2 number, since 2×20200222111931² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20200222111931.

It is not a weakly prime, because it can be changed into another prime (20200222114931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10100111055965 + 10100111055966.

It is an arithmetic number, because the mean of its divisors is an integer number (10100111055966).

Almost surely, 2^{20200222111931} is an apocalyptic number.

20200222111931 is a deficient number, since it is larger than the sum of its proper divisors (1).

20200222111931 is an equidigital number, since it uses as much as digits as its factorization.

20200222111931 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 26.

The spelling of 20200222111931 in words is "twenty trillion, two hundred billion, two hundred twenty-two million, one hundred eleven thousand, nine hundred thirty-one".