202201222002100 has 36 divisors (see below), whose sum is σ = 438782201449900. Its totient is φ = 80879465813760.

The previous prime is 202201222002089. The next prime is 202201222002191. The reversal of 202201222002100 is 1200222102202.

202201222002100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 3485793552784 + 198715428449316 = 1867028^2 + 14096646^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4816785 + ... + 20678584.

Almost surely, 2^{202201222002100} is an apocalyptic number.

202201222002100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202201222002100 is an abundant number, since it is smaller than the sum of its proper divisors (236580979447800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202201222002100 is a wasteful number, since it uses less digits than its factorization.

202201222002100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25574692 (or 25574685 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 202201222002100 its reverse (1200222102202), we get a palindrome (203401444104302).

It can be divided in two parts, 20220122 and 2002100, that added together give a palindrome (22222222).

The spelling of 202201222002100 in words is "two hundred two trillion, two hundred one billion, two hundred twenty-two million, two thousand, one hundred".