111122332320 has 192 divisors, whose sum is σ = 352447200000. Its totient is φ = 29429047296.

The previous prime is 111122332303. The next prime is 111122332331. The reversal of 111122332320 is 23233221111.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 100199926 + ... + 100201034.

It is an arithmetic number, because the mean of its divisors is an integer number (1835662500).

Almost surely, 2^111122332320 is an apocalyptic number.

111122332320 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 111122332320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176223600000).

111122332320 is an abundant number, since it is smaller than the sum of its proper divisors (241324867680).

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

111122332320 is a wasteful number, since it uses less digits than its factorization.

111122332320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2375 (or 2367 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 111122332320 its reverse (23233221111), we get a palindrome (134355553431).

It can be divided in two parts, 11112 and 2332320, that added together give a palindrome (2343432).

The spelling of 111122332320 in words is "one hundred eleven billion, one hundred twenty-two million, three hundred thirty-two thousand, three hundred twenty".