202221011222202 has 192 divisors, whose sum is σ = 533254192128000. Its totient is φ = 50643553218048.

The previous prime is 202221011222177. The next prime is 202221011222239. The reversal of 202221011222202 is 202222110122202.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 12443802 + ... + 23649317.

It is an arithmetic number, because the mean of its divisors is an integer number (2777365584000).

Almost surely, 2^{202221011222202} is an apocalyptic number.

202221011222202 is an abundant number, since it is smaller than the sum of its proper divisors (331033180905798).

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

202221011222202 is a wasteful number, since it uses less digits than its factorization.

202221011222202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36093233 (or 36093226 counting only the distinct ones).

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

Adding to 202221011222202 its reverse (202222110122202), we get a palindrome (404443121344404).

The spelling of 202221011222202 in words is "two hundred two trillion, two hundred twenty-one billion, eleven million, two hundred twenty-two thousand, two hundred two".