220164201 has 24 divisors (see below), whose sum is σ = 339605760. Its totient is φ = 137138400.

The previous prime is 220164199. The next prime is 220164221. The reversal of 220164201 is 102461022.

220164201 is a `hidden beast` number, since 2 + 20 + 1 + 642 + 0 + 1 = 666.

It is not a de Polignac number, because 220164201 - 2¹ = 220164199 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (220164221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5515 + ... + 21696.

It is an arithmetic number, because the mean of its divisors is an integer number (14150240).

Almost surely, 2^220164201 is an apocalyptic number.

It is an amenable number.

220164201 is a deficient number, since it is larger than the sum of its proper divisors (119441559).

220164201 is a wasteful number, since it uses less digits than its factorization.

220164201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27277 (or 27274 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 220164201 is about 14837.9311563304. The cubic root of 220164201 is about 603.8312257782.

The spelling of 220164201 in words is "two hundred twenty million, one hundred sixty-four thousand, two hundred one".