22112122222201 has 8 divisors (see below), whose sum is σ = 24127444341504. Its totient is φ = 20097654967920.

The previous prime is 22112122222187. The next prime is 22112122222237. The reversal of 22112122222201 is 10222222121122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22112122222201 - 2²⁵ = 22112088667769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22112122222601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213662166 + ... + 213765631.

It is an arithmetic number, because the mean of its divisors is an integer number (3015930542688).

Almost surely, 2^{22112122222201} is an apocalyptic number.

It is an amenable number.

22112122222201 is a deficient number, since it is larger than the sum of its proper divisors (2015322119303).

22112122222201 is a wasteful number, since it uses less digits than its factorization.

22112122222201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427432511.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 22112122222201 its reverse (10222222121122), we get a palindrome (32334344343323).

The spelling of 22112122222201 in words is "twenty-two trillion, one hundred twelve billion, one hundred twenty-two million, two hundred twenty-two thousand, two hundred one".