111102210110112 has 192 divisors, whose sum is σ = 316992672944640. Its totient is φ = 33869439442944.

The previous prime is 111102210110083. The next prime is 111102210110153. The reversal of 111102210110112 is 211011012201111.

It is a junction number, because it is equal to n+sod(n) for n = 111102210110091 and 111102210110100.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57814188 + ... + 59704980.

It is an arithmetic number, because the mean of its divisors is an integer number (1651003504920).

Almost surely, 2^{111102210110112} is an apocalyptic number.

111102210110112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111102210110112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158496336472320).

111102210110112 is an abundant number, since it is smaller than the sum of its proper divisors (205890462834528).

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

111102210110112 is a wasteful number, since it uses less digits than its factorization.

111102210110112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1891255 (or 1891247 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 111102210110112 its reverse (211011012201111), we get a palindrome (322113222311223).

The spelling of 111102210110112 in words is "one hundred eleven trillion, one hundred two billion, two hundred ten million, one hundred ten thousand, one hundred twelve".