111001101112 has 192 divisors, whose sum is σ = 247046436000. Its totient is φ = 46551859200.

The previous prime is 111001101097. The next prime is 111001101143. The reversal of 111001101112 is 211101100111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 247218264 + ... + 247218712.

Almost surely, 2^111001101112 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 111001101112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123523218000).

111001101112 is an abundant number, since it is smaller than the sum of its proper divisors (136045334888).

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

111001101112 is a wasteful number, since it uses less digits than its factorization.

111001101112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758 (or 743 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 111001101112 its reverse (211101100111), we get a palindrome (322102201223).

The spelling of 111001101112 in words is "one hundred eleven billion, one million, one hundred one thousand, one hundred twelve".