111272304 has 240 divisors, whose sum is σ = 359441280. Its totient is φ = 29352960.

The previous prime is 111272279. The next prime is 111272377. The reversal of 111272304 is 403272111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2587707 + ... + 2587749.

It is an arithmetic number, because the mean of its divisors is an integer number (1497672).

Almost surely, 2^111272304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111272304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (179720640).

111272304 is an abundant number, since it is smaller than the sum of its proper divisors (248168976).

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

111272304 is a wasteful number, since it uses less digits than its factorization.

111272304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120 (or 101 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 111272304 is about 10548.5688128769. The cubic root of 111272304 is about 480.9822248118.

It can be divided in two parts, 11127 and 2304, that added together give a palindrome (13431).

The spelling of 111272304 in words is "one hundred eleven million, two hundred seventy-two thousand, three hundred four".