111000320000 has 120 divisors (see below), whose sum is σ = 277347470400. Its totient is φ = 44399616000.

The previous prime is 111000319993. The next prime is 111000320009. The reversal of 111000320000 is 23000111.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a self number, because there is not a number n which added to its sum of digits gives 111000320000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111000320009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1236641 + ... + 1323359.

It is an arithmetic number, because the mean of its divisors is an integer number (2311228920).

Almost surely, 2^111000320000 is an apocalyptic number.

111000320000 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 111000320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138673735200).

111000320000 is an abundant number, since it is smaller than the sum of its proper divisors (166347150400).

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

111000320000 is an frugal number, since it uses more digits than its factorization.

111000320000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86761 (or 86726 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 8.

Adding to 111000320000 its reverse (23000111), we get a palindrome (111023320111).

The spelling of 111000320000 in words is "one hundred eleven billion, three hundred twenty thousand".