111224344 has 64 divisors (see below), whose sum is σ = 262679040. Its totient is φ = 42888960.

The previous prime is 111224341. The next prime is 111224383. The reversal of 111224344 is 443422111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111224341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62572 + ... + 64324.

It is an arithmetic number, because the mean of its divisors is an integer number (4104360).

Almost surely, 2^111224344 is an apocalyptic number.

111224344 is a gapful number since it is divisible by the number (14) 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 111224344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131339520).

111224344 is an abundant number, since it is smaller than the sum of its proper divisors (151454696).

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

111224344 is a wasteful number, since it uses less digits than its factorization.

111224344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1880 (or 1876 counting only the distinct ones).

The product of its digits is 768, while the sum is 22.

The square root of 111224344 is about 10546.2952736968. The cubic root of 111224344 is about 480.9131114096.

Adding to 111224344 its reverse (443422111), we get a palindrome (554646455).

The spelling of 111224344 in words is "one hundred eleven million, two hundred twenty-four thousand, three hundred forty-four".