111413224 has 32 divisors (see below), whose sum is σ = 227697120. Its totient is φ = 50798016.

The previous prime is 111413221. The next prime is 111413233. The reversal of 111413224 is 422314111.

It is not an unprimeable number, because it can be changed into a prime (111413221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2179 + ... + 15085.

It is an arithmetic number, because the mean of its divisors is an integer number (7115535).

Almost surely, 2^111413224 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 111413224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113848560).

111413224 is an abundant number, since it is smaller than the sum of its proper divisors (116283896).

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

111413224 is a wasteful number, since it uses less digits than its factorization.

111413224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13009 (or 13005 counting only the distinct ones).

The product of its digits is 192, while the sum is 19.

The square root of 111413224 is about 10555.2462785100. The cubic root of 111413224 is about 481.1851846369.

Adding to 111413224 its reverse (422314111), we get a palindrome (533727335).

It can be divided in two parts, 11141 and 3224, that added together give a triangular number (14365 = T₁₆₉).

The spelling of 111413224 in words is "one hundred eleven million, four hundred thirteen thousand, two hundred twenty-four".