22010122001009 has 2 divisors, whose sum is σ = 22010122001010. Its totient is φ = 22010122001008.

The previous prime is 22010122000949. The next prime is 22010122001039. The reversal of 22010122001009 is 90010022101022.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13331370976225 + 8678751024784 = 3651215^2 + 2945972^2 .

It is a cyclic number.

It is not a de Polignac number, because 22010122001009 - 2²⁰ = 22010120952433 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (22010122001039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11005061000504 + 11005061000505.

It is an arithmetic number, because the mean of its divisors is an integer number (11005061000505).

Almost surely, 2^{22010122001009} is an apocalyptic number.

It is an amenable number.

22010122001009 is a deficient number, since it is larger than the sum of its proper divisors (1).

22010122001009 is an equidigital number, since it uses as much as digits as its factorization.

22010122001009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 20.

The spelling of 22010122001009 in words is "twenty-two trillion, ten billion, one hundred twenty-two million, one thousand, nine".