202112021022112 has 24 divisors (see below), whose sum is σ = 398526871974336. Its totient is φ = 100898847187392.

The previous prime is 202112021022097. The next prime is 202112021022113. The reversal of 202112021022112 is 211220120211202.

It is a self number, because there is not a number n which added to its sum of digits gives 202112021022112.

It is not an unprimeable number, because it can be changed into a prime (202112021022113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4911332968 + ... + 4911374119.

It is an arithmetic number, because the mean of its divisors is an integer number (16605286332264).

Almost surely, 2^{202112021022112} is an apocalyptic number.

It is an amenable number.

202112021022112 is a deficient number, since it is larger than the sum of its proper divisors (196414850952224).

202112021022112 is an equidigital number, since it uses as much as digits as its factorization.

202112021022112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9822707740 (or 9822707732 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 202112021022112 its reverse (211220120211202), we get a palindrome (413332141233314).

The spelling of 202112021022112 in words is "two hundred two trillion, one hundred twelve billion, twenty-one million, twenty-two thousand, one hundred twelve".