22265256193 has 2 divisors, whose sum is σ = 22265256194. Its totient is φ = 22265256192.

The previous prime is 22265256173. The next prime is 22265256281. The reversal of 22265256193 is 39165256222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15374264049 + 6890992144 = 123993^2 + 83012^2 .

It is a cyclic number.

It is not a de Polignac number, because 22265256193 - 2⁹ = 22265255681 is a prime.

It is not a weakly prime, because it can be changed into another prime (22265256163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11132628096 + 11132628097.

It is an arithmetic number, because the mean of its divisors is an integer number (11132628097).

Almost surely, 2^22265256193 is an apocalyptic number.

It is an amenable number.

22265256193 is a deficient number, since it is larger than the sum of its proper divisors (1).

22265256193 is an equidigital number, since it uses as much as digits as its factorization.

22265256193 is an evil number, because the sum of its binary digits is even.

The product of its digits is 388800, while the sum is 43.

The spelling of 22265256193 in words is "twenty-two billion, two hundred sixty-five million, two hundred fifty-six thousand, one hundred ninety-three".