111102010112 has 72 divisors (see below), whose sum is σ = 226193365104. Its totient is φ = 54452404224.

The previous prime is 111102010087. The next prime is 111102010183. The reversal of 111102010112 is 211010201111.

It is a junction number, because it is equal to n+sod(n) for n = 111102010093 and 111102010102.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3027908 + ... + 3064380.

Almost surely, 2^111102010112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111102010112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113096682552).

111102010112 is an abundant number, since it is smaller than the sum of its proper divisors (115091354992).

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

111102010112 is an equidigital number, since it uses as much as digits as its factorization.

111102010112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36725 (or 36711 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 111102010112 its reverse (211010201111), we get a palindrome (322112211223).

The spelling of 111102010112 in words is "one hundred eleven billion, one hundred two million, ten thousand, one hundred twelve".