22202100200121 has 16 divisors (see below), whose sum is σ = 29725208368128. Its totient is φ = 14740283334800.

The previous prime is 22202100200083. The next prime is 22202100200279. The reversal of 22202100200121 is 12100200120222.

It is a cyclic number.

It is not a de Polignac number, because 22202100200121 - 2³⁵ = 22167740461753 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22202100200121.

It is not an unprimeable number, because it can be changed into a prime (22202100400121) 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, 9887901 + ... + 11923706.

It is an arithmetic number, because the mean of its divisors is an integer number (1857825523008).

Almost surely, 2^{22202100200121} is an apocalyptic number.

It is an amenable number.

22202100200121 is a deficient number, since it is larger than the sum of its proper divisors (7523108168007).

22202100200121 is a wasteful number, since it uses less digits than its factorization.

22202100200121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21813012.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22202100200121 its reverse (12100200120222), we get a palindrome (34302300320343).

The spelling of 22202100200121 in words is "twenty-two trillion, two hundred two billion, one hundred million, two hundred thousand, one hundred twenty-one".