111404224560 has 480 divisors, whose sum is σ = 395126138880. Its totient is φ = 25857957888.

The previous prime is 111404224549. The next prime is 111404224573. The reversal of 111404224560 is 65422404111.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 63332961 + ... + 63334719.

It is an arithmetic number, because the mean of its divisors is an integer number (823179456).

Almost surely, 2^111404224560 is an apocalyptic number.

111404224560 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 111404224560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197563069440).

111404224560 is an abundant number, since it is smaller than the sum of its proper divisors (283721914320).

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

111404224560 is a wasteful number, since it uses less digits than its factorization.

111404224560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1873 (or 1848 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

Adding to 111404224560 its reverse (65422404111), we get a palindrome (176826628671).

The spelling of 111404224560 in words is "one hundred eleven billion, four hundred four million, two hundred twenty-four thousand, five hundred sixty".