111121114112 has 88 divisors (see below), whose sum is σ = 224887350240. Its totient is φ = 54874275840.

The previous prime is 111121114087. The next prime is 111121114127. The reversal of 111121114112 is 211411121111.

It is a nude number because it is divisible by every one of its digits and also a Zuckerman number because it is divisible by the product of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68634839 + ... + 68636457.

Almost surely, 2^111121114112 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 111121114112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112443675120).

111121114112 is an abundant number, since it is smaller than the sum of its proper divisors (113766236128).

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

111121114112 is an equidigital number, since it uses as much as digits as its factorization.

111121114112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2427 (or 2409 counting only the distinct ones).

The product of its digits is 16, while the sum is 17.

Adding to 111121114112 its reverse (211411121111), we get a palindrome (322532235223).

The spelling of 111121114112 in words is "one hundred eleven billion, one hundred twenty-one million, one hundred fourteen thousand, one hundred twelve".