111339164160 has 360 divisors, whose sum is σ = 448558300476. Its totient is φ = 25448693760.

The previous prime is 111339164119. The next prime is 111339164161. The reversal of 111339164160 is 61461933111.

It is a happy number.

111339164160 is a `hidden beast` number, since 1 + 1 + 1 + 3 + 3 + 9 + 1 + 641 + 6 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 101246148864 + 10093015296 = 318192^2 + 100464^2 .

It is a tau number, because it is divible by the number of its divisors (360).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (111339164161) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1079650 + ... + 1178270.

Almost surely, 2^111339164160 is an apocalyptic number.

111339164160 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 111339164160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (224279150238).

111339164160 is an abundant number, since it is smaller than the sum of its proper divisors (337219136316).

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

111339164160 is an equidigital number, since it uses as much as digits as its factorization.

111339164160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98664 (or 98638 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The spelling of 111339164160 in words is "one hundred eleven billion, three hundred thirty-nine million, one hundred sixty-four thousand, one hundred sixty".