102221011112 has 32 divisors (see below), whose sum is σ = 209514362400. Its totient is φ = 46369444800.

The previous prime is 102221011099. The next prime is 102221011133. The reversal of 102221011112 is 211110122201.

It is a super-2 number, since 2×102221011112² (a number of 23 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 1139687 + ... + 1226102.

It is an arithmetic number, because the mean of its divisors is an integer number (6547323825).

Almost surely, 2^102221011112 is an apocalyptic number.

It is an amenable number.

102221011112 is an abundant number, since it is smaller than the sum of its proper divisors (107293351288).

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

102221011112 is a wasteful number, since it uses less digits than its factorization.

102221011112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2366297 (or 2366293 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 102221011112 its reverse (211110122201), we get a palindrome (313331133313).

The spelling of 102221011112 in words is "one hundred two billion, two hundred twenty-one million, eleven thousand, one hundred twelve".