22200201 has 12 divisors (see below), whose sum is σ = 32160960. Its totient is φ = 14756760.

The previous prime is 22200179. The next prime is 22200263. The reversal of 22200201 is 10200222.

It is not a de Polignac number, because 22200201 - 2⁶ = 22200137 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22200281) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 205 + ... + 6666.

It is an arithmetic number, because the mean of its divisors is an integer number (2680080).

Almost surely, 2^22200201 is an apocalyptic number.

It is an amenable number.

22200201 is a deficient number, since it is larger than the sum of its proper divisors (9960759).

22200201 is a wasteful number, since it uses less digits than its factorization.

22200201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7236 (or 7233 counting only the distinct ones).

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

The square root of 22200201 is about 4711.7089256447. The cubic root of 22200201 is about 281.0513239839.

Adding to 22200201 its reverse (10200222), we get a palindrome (32400423).

The spelling of 22200201 in words is "twenty-two million, two hundred thousand, two hundred one".