111102320000 has 160 divisors (see below), whose sum is σ = 316095629520. Its totient is φ = 38092032000.

The previous prime is 111102319967. The next prime is 111102320011. The reversal of 111102320000 is 23201111.

It is a tau number, because it is divible by the number of its divisors (160).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 460802 + ... + 659198.

Almost surely, 2^111102320000 is an apocalyptic number.

111102320000 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 111102320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158047814760).

111102320000 is an abundant number, since it is smaller than the sum of its proper divisors (204993309520).

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

111102320000 is an frugal number, since it uses more digits than its factorization.

111102320000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198438 (or 198411 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 111102320000 its reverse (23201111), we get a palindrome (111125521111).

The spelling of 111102320000 in words is "one hundred eleven billion, one hundred two million, three hundred twenty thousand".