22025252999 has 2 divisors, whose sum is σ = 22025253000. Its totient is φ = 22025252998.

The previous prime is 22025252993. The next prime is 22025253043. The reversal of 22025252999 is 99925252022.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22025252999 is a prime.

It is a super-2 number, since 2×22025252999² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22025252993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11012626499 + 11012626500.

It is an arithmetic number, because the mean of its divisors is an integer number (11012626500).

Almost surely, 2^22025252999 is an apocalyptic number.

22025252999 is a deficient number, since it is larger than the sum of its proper divisors (1).

22025252999 is an equidigital number, since it uses as much as digits as its factorization.

22025252999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 583200, while the sum is 47.

The spelling of 22025252999 in words is "twenty-two billion, twenty-five million, two hundred fifty-two thousand, nine hundred ninety-nine".