22631020112021 has 2 divisors, whose sum is σ = 22631020112022. Its totient is φ = 22631020112020.

The previous prime is 22631020111967. The next prime is 22631020112039. The reversal of 22631020112021 is 12021102013622.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17413386514225 + 5217633597796 = 4172935^2 + 2284214^2 .

It is a cyclic number.

It is not a de Polignac number, because 22631020112021 - 2²⁶ = 22630953003157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22631020112821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11315510056010 + 11315510056011.

It is an arithmetic number, because the mean of its divisors is an integer number (11315510056011).

Almost surely, 2^{22631020112021} is an apocalyptic number.

It is an amenable number.

22631020112021 is a deficient number, since it is larger than the sum of its proper divisors (1).

22631020112021 is an equidigital number, since it uses as much as digits as its factorization.

22631020112021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 22631020112021 its reverse (12021102013622), we get a palindrome (34652122125643).

The spelling of 22631020112021 in words is "twenty-two trillion, six hundred thirty-one billion, twenty million, one hundred twelve thousand, twenty-one".