222055199 has 2 divisors, whose sum is σ = 222055200. Its totient is φ = 222055198.

The previous prime is 222055193. The next prime is 222055237. The reversal of 222055199 is 991550222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222055199 - 2¹² = 222051103 is a prime.

It is a super-2 number, since 2×222055199² = 98617022805859202, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222055193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111027599 + 111027600.

It is an arithmetic number, because the mean of its divisors is an integer number (111027600).

Almost surely, 2^222055199 is an apocalyptic number.

222055199 is a deficient number, since it is larger than the sum of its proper divisors (1).

222055199 is an equidigital number, since it uses as much as digits as its factorization.

222055199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16200, while the sum is 35.

The square root of 222055199 is about 14901.5166677758. The cubic root of 222055199 is about 605.5550755744. Note that the first 3 decimals are identical.

The spelling of 222055199 in words is "two hundred twenty-two million, fifty-five thousand, one hundred ninety-nine".