202221201112 has 64 divisors (see below), whose sum is σ = 456438528000. Its totient is φ = 83870508960.

The previous prime is 202221201043. The next prime is 202221201131. The reversal of 202221201112 is 211102122202.

It is a happy number.

202221201112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1103578 + ... + 1273705.

It is an arithmetic number, because the mean of its divisors is an integer number (7131852000).

Almost surely, 2^202221201112 is an apocalyptic number.

It is an amenable number.

202221201112 is an abundant number, since it is smaller than the sum of its proper divisors (254217326888).

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

202221201112 is a wasteful number, since it uses less digits than its factorization.

202221201112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2377341 (or 2377323 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 202221201112 its reverse (211102122202), we get a palindrome (413323323314).

The spelling of 202221201112 in words is "two hundred two billion, two hundred twenty-one million, two hundred one thousand, one hundred twelve".