22010122220201 has 8 divisors (see below), whose sum is σ = 22377276111624. Its totient is φ = 21643172593920.

The previous prime is 22010122220179. The next prime is 22010122220227. The reversal of 22010122220201 is 10202222101022.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 6971052075625 + 15039070144576 = 2640275^2 + 3878024^2 .

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 22010122220201 - 2¹⁸ = 22010121958057 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22010122220201.

It is not an unprimeable number, because it can be changed into a prime (22010122220101) 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, 50848976 + ... + 51280001.

It is an arithmetic number, because the mean of its divisors is an integer number (2797159513953).

Almost surely, 2^{22010122220201} is an apocalyptic number.

It is an amenable number.

22010122220201 is a deficient number, since it is larger than the sum of its proper divisors (367153891423).

22010122220201 is a wasteful number, since it uses less digits than its factorization.

22010122220201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102132571.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22010122220201 its reverse (10202222101022), we get a palindrome (32212344321223).

The spelling of 22010122220201 in words is "twenty-two trillion, ten billion, one hundred twenty-two million, two hundred twenty thousand, two hundred one".