111112760668 has 96 divisors (see below), whose sum is σ = 240696479744. Its totient is φ = 43704603648.

The previous prime is 111112760663. The next prime is 111112760683. The reversal of 111112760668 is 866067211111.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 111112760668.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111112760663) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62527396 + ... + 62529172.

Almost surely, 2^111112760668 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 111112760668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120348239872).

111112760668 is an abundant number, since it is smaller than the sum of its proper divisors (129583719076).

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

111112760668 is a wasteful number, since it uses less digits than its factorization.

111112760668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2691 (or 2689 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 40.

Adding to 111112760668 its reverse (866067211111), we get a palindrome (977179971779).

The spelling of 111112760668 in words is "one hundred eleven billion, one hundred twelve million, seven hundred sixty thousand, six hundred sixty-eight".