112128680 has 64 divisors (see below), whose sum is σ = 264781440. Its totient is φ = 42653952.

The previous prime is 112128661. The next prime is 112128691. The reversal of 112128680 is 86821211.

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, 282242 + ... + 282638.

It is an arithmetic number, because the mean of its divisors is an integer number (4137210).

Almost surely, 2^112128680 is an apocalyptic number.

112128680 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 112128680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132390720).

112128680 is an abundant number, since it is smaller than the sum of its proper divisors (152652760).

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

112128680 is a wasteful number, since it uses less digits than its factorization.

112128680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 738 (or 734 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 29.

The square root of 112128680 is about 10589.0830575645. The cubic root of 112128680 is about 482.2129876012.

Adding to 112128680 its reverse (86821211), we get a palindrome (198949891).

The spelling of 112128680 in words is "one hundred twelve million, one hundred twenty-eight thousand, six hundred eighty".