22102020010913 has 2 divisors, whose sum is σ = 22102020010914. Its totient is φ = 22102020010912.

The previous prime is 22102020010891. The next prime is 22102020011011. The reversal of 22102020010913 is 31901002020122.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19446397777249 + 2655622233664 = 4409807^2 + 1629608^2 .

It is a cyclic number.

It is not a de Polignac number, because 22102020010913 - 2⁸ = 22102020010657 is a prime.

It is not a weakly prime, because it can be changed into another prime (22102050010913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11051010005456 + 11051010005457.

It is an arithmetic number, because the mean of its divisors is an integer number (11051010005457).

Almost surely, 2^{22102020010913} is an apocalyptic number.

It is an amenable number.

22102020010913 is a deficient number, since it is larger than the sum of its proper divisors (1).

22102020010913 is an equidigital number, since it uses as much as digits as its factorization.

22102020010913 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 23.

The spelling of 22102020010913 in words is "twenty-two trillion, one hundred two billion, twenty million, ten thousand, nine hundred thirteen".