202112201220202 has 64 divisors (see below), whose sum is σ = 389358691997184. Its totient is φ = 76479041802240.

The previous prime is 202112201220191. The next prime is 202112201220247. The reversal of 202112201220202 is 202022102211202.

It is a self number, because there is not a number n which added to its sum of digits gives 202112201220202.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 341956278 + ... + 342546814.

It is an arithmetic number, because the mean of its divisors is an integer number (6083729562456).

Almost surely, 2^{202112201220202} is an apocalyptic number.

202112201220202 is a deficient number, since it is larger than the sum of its proper divisors (187246490776982).

202112201220202 is a wasteful number, since it uses less digits than its factorization.

202112201220202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672343.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 202112201220202 its reverse (202022102211202), we get a palindrome (404134303431404).

The spelling of 202112201220202 in words is "two hundred two trillion, one hundred twelve billion, two hundred one million, two hundred twenty thousand, two hundred two".