111232232320 has 128 divisors (see below), whose sum is σ = 291694646880. Its totient is φ = 40224153600.

The previous prime is 111232232303. The next prime is 111232232329. The reversal of 111232232320 is 23232232111.

111232232320 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 111232232291 and 111232232300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111232232329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1230594 + ... + 1317886.

Almost surely, 2^111232232320 is an apocalyptic number.

111232232320 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 111232232320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (145847323440).

111232232320 is an abundant number, since it is smaller than the sum of its proper divisors (180462414560).

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

111232232320 is a wasteful number, since it uses less digits than its factorization.

111232232320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87504 (or 87492 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 111232232320 its reverse (23232232111), we get a palindrome (134464464431).

The spelling of 111232232320 in words is "one hundred eleven billion, two hundred thirty-two million, two hundred thirty-two thousand, three hundred twenty".