202112210222 has 48 divisors (see below), whose sum is σ = 333721464480. Its totient is φ = 91744413696.

The previous prime is 202112210221. The next prime is 202112210243. The reversal of 202112210222 is 222012211202.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 202112210222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202112210221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8846558 + ... + 8869374.

It is an arithmetic number, because the mean of its divisors is an integer number (6952530510).

Almost surely, 2^202112210222 is an apocalyptic number.

202112210222 is a deficient number, since it is larger than the sum of its proper divisors (131609254258).

202112210222 is a wasteful number, since it uses less digits than its factorization.

202112210222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23277 (or 23264 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 202112210222 its reverse (222012211202), we get a palindrome (424124421424).

The spelling of 202112210222 in words is "two hundred two billion, one hundred twelve million, two hundred ten thousand, two hundred twenty-two".