202222102220121 has 16 divisors (see below), whose sum is σ = 271664614755648. Its totient is φ = 133797648096000.

The previous prime is 202222102220107. The next prime is 202222102220123. The reversal of 202222102220121 is 121022201222202.

202222102220121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 202222102220121 - 2⁹ = 202222102219609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (202222102220123) 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, 59063820 + ... + 62393741.

It is an arithmetic number, because the mean of its divisors is an integer number (16979038422228).

Almost surely, 2^{202222102220121} is an apocalyptic number.

It is an amenable number.

202222102220121 is a deficient number, since it is larger than the sum of its proper divisors (69442512535527).

202222102220121 is a wasteful number, since it uses less digits than its factorization.

202222102220121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121461752.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 202222102220121 its reverse (121022201222202), we get a palindrome (323244303442323).

The spelling of 202222102220121 in words is "two hundred two trillion, two hundred twenty-two billion, one hundred two million, two hundred twenty thousand, one hundred twenty-one".