111444213320000 has 560 divisors, whose sum is σ = 319532294835072. Its totient is φ = 38101770240000.

The previous prime is 111444213319991. The next prime is 111444213320053. The reversal of 111444213320000 is 23312444111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 7726832789 + ... + 7726847211.

Almost surely, 2^{111444213320000} is an apocalyptic number.

111444213320000 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 111444213320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159766147417536).

111444213320000 is an abundant number, since it is smaller than the sum of its proper divisors (208088081515072).

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

111444213320000 is a wasteful number, since it uses less digits than its factorization.

111444213320000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15516 (or 15491 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 111444213320000 its reverse (23312444111), we get a palindrome (111467525764111).

The spelling of 111444213320000 in words is "one hundred eleven trillion, four hundred forty-four billion, two hundred thirteen million, three hundred twenty thousand".