11100112110 has 144 divisors (see below), whose sum is σ = 30958907616. Its totient is φ = 2754107136.

The previous prime is 11100112109. The next prime is 11100112117. The reversal of 11100112110 is 1121100111.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 11100112092 and 11100112101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11100112117) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2831872 + ... + 2835788.

It is an arithmetic number, because the mean of its divisors is an integer number (214992414).

Almost surely, 2^11100112110 is an apocalyptic number.

11100112110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11100112110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15479453808).

11100112110 is an abundant number, since it is smaller than the sum of its proper divisors (19858795506).

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

11100112110 is a wasteful number, since it uses less digits than its factorization.

11100112110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4027 (or 3987 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 11100112110 its reverse (1121100111), we get a palindrome (12221212221).

The spelling of 11100112110 in words is "eleven billion, one hundred million, one hundred twelve thousand, one hundred ten".