22122212210201 has 16 divisors (see below), whose sum is σ = 23104733673600. Its totient is φ = 21141417483648.

The previous prime is 22122212210191. The next prime is 22122212210209. The reversal of 22122212210201 is 10201221222122.

It is a cyclic number.

It is not a de Polignac number, because 22122212210201 - 2²⁶ = 22122145101337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22122212210209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 458381810 + ... + 458430068.

It is an arithmetic number, because the mean of its divisors is an integer number (1444045854600).

Almost surely, 2^{22122212210201} is an apocalyptic number.

It is an amenable number.

22122212210201 is a deficient number, since it is larger than the sum of its proper divisors (982521463399).

22122212210201 is a wasteful number, since it uses less digits than its factorization.

22122212210201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65728.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 22122212210201 its reverse (10201221222122), we get a palindrome (32323433432323).

It can be divided in two parts, 221222122 and 10201, that multiplied together give a palindrome (2256686866522).

The spelling of 22122212210201 in words is "twenty-two trillion, one hundred twenty-two billion, two hundred twelve million, two hundred ten thousand, two hundred one".