202222121101 has 32 divisors (see below), whose sum is σ = 271630872576. Its totient is φ = 145392408000.

The previous prime is 202222121077. The next prime is 202222121141. The reversal of 202222121101 is 101121222202.

It is a happy number.

It is not a de Polignac number, because 202222121101 - 2²³ = 202213732493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202222121141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2371516 + ... + 2455306.

It is an arithmetic number, because the mean of its divisors is an integer number (8488464768).

Almost surely, 2^202222121101 is an apocalyptic number.

It is an amenable number.

202222121101 is a deficient number, since it is larger than the sum of its proper divisors (69408751475).

202222121101 is a wasteful number, since it uses less digits than its factorization.

202222121101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86233.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 202222121101 its reverse (101121222202), we get a palindrome (303343343303).

It can be divided in two parts, 202222 and 121101, that added together give a palindrome (323323).

The spelling of 202222121101 in words is "two hundred two billion, two hundred twenty-two million, one hundred twenty-one thousand, one hundred one".