111102201020112 has 80 divisors (see below), whose sum is σ = 287228504353920. Its totient is φ = 37006398844416.

The previous prime is 111102201020093. The next prime is 111102201020141. The reversal of 111102201020112 is 211020102201111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 111102201020091 and 111102201020100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 502071189 + ... + 502292427.

It is an arithmetic number, because the mean of its divisors is an integer number (3590356304424).

Almost surely, 2^{111102201020112} is an apocalyptic number.

111102201020112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111102201020112 is an abundant number, since it is smaller than the sum of its proper divisors (176126303333808).

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

111102201020112 is a wasteful number, since it uses less digits than its factorization.

111102201020112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229020 (or 229014 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 111102201020112 its reverse (211020102201111), we get a palindrome (322122303221223).

The spelling of 111102201020112 in words is "one hundred eleven trillion, one hundred two billion, two hundred one million, twenty thousand, one hundred twelve".