202222121012112 has 20 divisors (see below), whose sum is σ = 522407145948080. Its totient is φ = 67407373670688.

The previous prime is 202222121012099. The next prime is 202222121012113. The reversal of 202222121012112 is 211210121222202.

It is not an unprimeable number, because it can be changed into a prime (202222121012113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2106480427162 + ... + 2106480427257.

It is an arithmetic number, because the mean of its divisors is an integer number (26120357297404).

Almost surely, 2^{202222121012112} is an apocalyptic number.

It is an amenable number.

202222121012112 is an abundant number, since it is smaller than the sum of its proper divisors (320185024935968).

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

202222121012112 is a wasteful number, since it uses less digits than its factorization.

202222121012112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4212960854430 (or 4212960854424 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 202222121012112 its reverse (211210121222202), we get a palindrome (413432242234314).

The spelling of 202222121012112 in words is "two hundred two trillion, two hundred twenty-two billion, one hundred twenty-one million, twelve thousand, one hundred twelve".