111160000080 has 240 divisors, whose sum is σ = 407515792320. Its totient is φ = 28082433024.

The previous prime is 111160000067. The next prime is 111160000097. The reversal of 111160000080 is 80000061111.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 218884 + ... + 519836.

It is an arithmetic number, because the mean of its divisors is an integer number (1697982468).

Almost surely, 2^111160000080 is an apocalyptic number.

111160000080 is a gapful number since it is divisible by the number (10) 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 111160000080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (203757896160).

111160000080 is an abundant number, since it is smaller than the sum of its proper divisors (296355792240).

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

111160000080 is a wasteful number, since it uses less digits than its factorization.

111160000080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301000 (or 300982 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 111160000080 its reverse (80000061111), we get a palindrome (191160061191).

The spelling of 111160000080 in words is "one hundred eleven billion, one hundred sixty million, eighty", and thus it is an aban number.