22215505199 has 2 divisors, whose sum is σ = 22215505200. Its totient is φ = 22215505198.

The previous prime is 22215505153. The next prime is 22215505289. The reversal of 22215505199 is 99150551222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22215505199 - 2²⁴ = 22198727983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22215505699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11107752599 + 11107752600.

It is an arithmetic number, because the mean of its divisors is an integer number (11107752600).

Almost surely, 2^22215505199 is an apocalyptic number.

22215505199 is a deficient number, since it is larger than the sum of its proper divisors (1).

22215505199 is an equidigital number, since it uses as much as digits as its factorization.

22215505199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81000, while the sum is 41.

The spelling of 22215505199 in words is "twenty-two billion, two hundred fifteen million, five hundred five thousand, one hundred ninety-nine".