1112112320 has 112 divisors (see below), whose sum is σ = 2905707168. Its totient is φ = 402063360.

The previous prime is 1112112319. The next prime is 1112112359. The reversal of 1112112320 is 232112111.

It is a junction number, because it is equal to n+sod(n) for n = 1112112295 and 1112112304.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 678542 + ... + 680178.

It is an arithmetic number, because the mean of its divisors is an integer number (25943814).

Almost surely, 2^1112112320 is an apocalyptic number.

1112112320 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 1112112320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1452853584).

1112112320 is an abundant number, since it is smaller than the sum of its proper divisors (1793594848).

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

1112112320 is a wasteful number, since it uses less digits than its factorization.

1112112320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1858 (or 1848 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1112112320 is about 33348.3480850251. The cubic root of 1112112320 is about 1036.0551741360.

Adding to 1112112320 its reverse (232112111), we get a palindrome (1344224431).

The spelling of 1112112320 in words is "one billion, one hundred twelve million, one hundred twelve thousand, three hundred twenty".