222000201 has 6 divisors (see below), whose sum is σ = 320666970. Its totient is φ = 148000128.

The previous prime is 222000193. The next prime is 222000217. The reversal of 222000201 is 102000222.

It can be written as a sum of positive squares in only one way, i.e., 137452176 + 84548025 = 11724^2 + 9195^2 .

It is not a de Polignac number, because 222000201 - 2³ = 222000193 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 24666689 = 222000201 / (2 + 2 + 2 + 0 + 0 + 0 + 2 + 0 + 1).

It is not an unprimeable number, because it can be changed into a prime (222000241) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12333336 + ... + 12333353.

It is an arithmetic number, because the mean of its divisors is an integer number (53444495).

Almost surely, 2^222000201 is an apocalyptic number.

It is an amenable number.

222000201 is a deficient number, since it is larger than the sum of its proper divisors (98666769).

222000201 is a wasteful number, since it uses less digits than its factorization.

222000201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24666695 (or 24666692 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

The square root of 222000201 is about 14899.6711708682. The cubic root of 222000201 is about 605.5050773935.

Adding to 222000201 its reverse (102000222), we get a palindrome (324000423).

The spelling of 222000201 in words is "two hundred twenty-two million, two hundred one", and thus it is an aban number.