22099199 has 2 divisors, whose sum is σ = 22099200. Its totient is φ = 22099198.

The previous prime is 22099183. The next prime is 22099271. The reversal of 22099199 is 99199022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22099199 - 2⁴ = 22099183 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22099139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11049599 + 11049600.

It is an arithmetic number, because the mean of its divisors is an integer number (11049600).

Almost surely, 2^22099199 is an apocalyptic number.

22099199 is a deficient number, since it is larger than the sum of its proper divisors (1).

22099199 is an equidigital number, since it uses as much as digits as its factorization.

22099199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26244, while the sum is 41.

The square root of 22099199 is about 4700.9785151604. The cubic root of 22099199 is about 280.6244524074.

The spelling of 22099199 in words is "twenty-two million, ninety-nine thousand, one hundred ninety-nine".