220164199 has 2 divisors, whose sum is σ = 220164200. Its totient is φ = 220164198.

The previous prime is 220164193. The next prime is 220164221. The reversal of 220164199 is 991461022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220164199 - 2¹⁷ = 220033127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220164193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110082099 + 110082100.

It is an arithmetic number, because the mean of its divisors is an integer number (110082100).

Almost surely, 2^220164199 is an apocalyptic number.

220164199 is a deficient number, since it is larger than the sum of its proper divisors (1).

220164199 is an equidigital number, since it uses as much as digits as its factorization.

220164199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 220164199 is about 14837.9310889355. The cubic root of 220164199 is about 603.8312239497.

The spelling of 220164199 in words is "two hundred twenty million, one hundred sixty-four thousand, one hundred ninety-nine".