221102221210112 has 40 divisors (see below), whose sum is σ = 481933747806192. Its totient is φ = 100501009638400.

The previous prime is 221102221210109. The next prime is 221102221210127. The reversal of 221102221210112 is 211012122201122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19629097814 + ... + 19629109077.

Almost surely, 2^{221102221210112} is an apocalyptic number.

221102221210112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

221102221210112 is an abundant number, since it is smaller than the sum of its proper divisors (260831526596080).

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

221102221210112 is an equidigital number, since it uses as much as digits as its factorization.

221102221210112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39258206920 (or 39258206904 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 221102221210112 its reverse (211012122201122), we get a palindrome (432114343411234).

The spelling of 221102221210112 in words is "two hundred twenty-one trillion, one hundred two billion, two hundred twenty-one million, two hundred ten thousand, one hundred twelve".