111404423320 has 64 divisors (see below), whose sum is σ = 258873343200. Its totient is φ = 43115074560.

The previous prime is 111404423311. The next prime is 111404423369. The reversal of 111404423320 is 23324404111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54660 + ... + 475180.

Almost surely, 2^111404423320 is an apocalyptic number.

111404423320 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 111404423320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129436671600).

111404423320 is an abundant number, since it is smaller than the sum of its proper divisors (147468919880).

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

111404423320 is a wasteful number, since it uses less digits than its factorization.

111404423320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420748 (or 420744 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 111404423320 its reverse (23324404111), we get a palindrome (134728827431).

The spelling of 111404423320 in words is "one hundred eleven billion, four hundred four million, four hundred twenty-three thousand, three hundred twenty".