111322220320 has 96 divisors (see below), whose sum is σ = 263950396416. Its totient is φ = 44368128000.

The previous prime is 111322220311. The next prime is 111322220323. The reversal of 111322220320 is 23022223111.

It is not an unprimeable number, because it can be changed into a prime (111322220323) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 75677185 + ... + 75678655.

It is an arithmetic number, because the mean of its divisors is an integer number (2749483296).

Almost surely, 2^111322220320 is an apocalyptic number.

111322220320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111322220320 is an abundant number, since it is smaller than the sum of its proper divisors (152628176096).

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

111322220320 is a wasteful number, since it uses less digits than its factorization.

111322220320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2874 (or 2866 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 111322220320 its reverse (23022223111), we get a palindrome (134344443431).

The spelling of 111322220320 in words is "one hundred eleven billion, three hundred twenty-two million, two hundred twenty thousand, three hundred twenty".