22566274201 has 4 divisors (see below), whose sum is σ = 22575102052. Its totient is φ = 22557446352.

The previous prime is 22566274193. The next prime is 22566274229. The reversal of 22566274201 is 10247266522.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4610274201 + 17956000000 = 67899^2 + 134000^2 .

It is a cyclic number.

It is not a de Polignac number, because 22566274201 - 2³ = 22566274193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22566274271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4410090 + ... + 4415203.

It is an arithmetic number, because the mean of its divisors is an integer number (5643775513).

Almost surely, 2^22566274201 is an apocalyptic number.

It is an amenable number.

22566274201 is a deficient number, since it is larger than the sum of its proper divisors (8827851).

22566274201 is an equidigital number, since it uses as much as digits as its factorization.

22566274201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8827850.

The product of its (nonzero) digits is 80640, while the sum is 37.

The spelling of 22566274201 in words is "twenty-two billion, five hundred sixty-six million, two hundred seventy-four thousand, two hundred one".