111004404140 has 96 divisors (see below), whose sum is σ = 280532313600. Its totient is φ = 36042693120.

The previous prime is 111004404139. The next prime is 111004404167. The reversal of 111004404140 is 41404400111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

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 31 ways as a sum of consecutive naturals, for example, 9940160 + ... + 9951320.

It is an arithmetic number, because the mean of its divisors is an integer number (2922211600).

Almost surely, 2^111004404140 is an apocalyptic number.

111004404140 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 111004404140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140266156800).

111004404140 is an abundant number, since it is smaller than the sum of its proper divisors (169527909460).

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

111004404140 is a wasteful number, since it uses less digits than its factorization.

111004404140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14935 (or 14933 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 111004404140 its reverse (41404400111), we get a palindrome (152408804251).

The spelling of 111004404140 in words is "one hundred eleven billion, four million, four hundred four thousand, one hundred forty".