112443320 has 128 divisors (see below), whose sum is σ = 296110080. Its totient is φ = 38016000.

The previous prime is 112443299. The next prime is 112443329. The reversal of 112443320 is 23344211.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 112443292 and 112443301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112443329) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 414785 + ... + 415055.

It is an arithmetic number, because the mean of its divisors is an integer number (2313360).

Almost surely, 2^112443320 is an apocalyptic number.

112443320 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 112443320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148055040).

112443320 is an abundant number, since it is smaller than the sum of its proper divisors (183666760).

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

112443320 is a wasteful number, since it uses less digits than its factorization.

112443320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357 (or 353 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 112443320 is about 10603.9294603463. The cubic root of 112443320 is about 482.6636061824.

Adding to 112443320 its reverse (23344211), we get a palindrome (135787531).

It can be divided in two parts, 1124 and 43320, that added together give a palindrome (44444).

The spelling of 112443320 in words is "one hundred twelve million, four hundred forty-three thousand, three hundred twenty".