111201040320 has 224 divisors, whose sum is σ = 369065299968. Its totient is φ = 28314181632.

The previous prime is 111201040303. The next prime is 111201040333. The reversal of 111201040320 is 23040102111.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 111201040320.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 13398412 + ... + 13406708.

Almost surely, 2^111201040320 is an apocalyptic number.

111201040320 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 111201040320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (184532649984).

111201040320 is an abundant number, since it is smaller than the sum of its proper divisors (257864259648).

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

111201040320 is a wasteful number, since it uses less digits than its factorization.

111201040320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8947 (or 8937 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 111201040320 its reverse (23040102111), we get a palindrome (134241142431).

The spelling of 111201040320 in words is "one hundred eleven billion, two hundred one million, forty thousand, three hundred twenty".