111110110440 has 128 divisors (see below), whose sum is σ = 381017952000. Its totient is φ = 25391996928.

The previous prime is 111110110439. The next prime is 111110110477. The reversal of 111110110440 is 44011011111.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7240696 + ... + 7256024.

It is an arithmetic number, because the mean of its divisors is an integer number (2976702750).

Almost surely, 2^111110110440 is an apocalyptic number.

111110110440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111110110440 is an abundant number, since it is smaller than the sum of its proper divisors (269907841560).

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

111110110440 is a wasteful number, since it uses less digits than its factorization.

111110110440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23979 (or 23975 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 111110110440 its reverse (44011011111), we get a palindrome (155121121551).

The spelling of 111110110440 in words is "one hundred eleven billion, one hundred ten million, one hundred ten thousand, four hundred forty".