22201002201 has 16 divisors (see below), whose sum is σ = 33907174400. Its totient is φ = 12657383568.

The previous prime is 22201002179. The next prime is 22201002323. The reversal of 22201002201 is 10220010222.

It is not a de Polignac number, because 22201002201 - 2²¹ = 22198905049 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22201002101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1194871 + ... + 1213308.

It is an arithmetic number, because the mean of its divisors is an integer number (2119198400).

Almost surely, 2^22201002201 is an apocalyptic number.

22201002201 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

22201002201 is a deficient number, since it is larger than the sum of its proper divisors (11706172199).

22201002201 is a wasteful number, since it uses less digits than its factorization.

22201002201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2408628.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 22201002201 its reverse (10220010222), we get a palindrome (32421012423).

The spelling of 22201002201 in words is "twenty-two billion, two hundred one million, two thousand, two hundred one".