22102322993 has 2 divisors, whose sum is σ = 22102322994. Its totient is φ = 22102322992.

The previous prime is 22102322987. The next prime is 22102323007. The reversal of 22102322993 is 39922320122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17053225744 + 5049097249 = 130588^2 + 71057^2 .

It is a cyclic number.

It is not a de Polignac number, because 22102322993 - 2²⁴ = 22085545777 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 (22102327993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11051161496 + 11051161497.

It is an arithmetic number, because the mean of its divisors is an integer number (11051161497).

Almost surely, 2^22102322993 is an apocalyptic number.

It is an amenable number.

22102322993 is a deficient number, since it is larger than the sum of its proper divisors (1).

22102322993 is an equidigital number, since it uses as much as digits as its factorization.

22102322993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 35.

The spelling of 22102322993 in words is "twenty-two billion, one hundred two million, three hundred twenty-two thousand, nine hundred ninety-three".