2112643360 has 96 divisors (see below), whose sum is σ = 5091351552. Its totient is φ = 828241920.

The previous prime is 2112643327. The next prime is 2112643369. The reversal of 2112643360 is 633462112.

It is not an unprimeable number, because it can be changed into a prime (2112643369) 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, 2230407 + ... + 2231353.

It is an arithmetic number, because the mean of its divisors is an integer number (53034912).

Almost surely, 2^2112643360 is an apocalyptic number.

2112643360 is a gapful number since it is divisible by the number (20) 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 2112643360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2545675776).

2112643360 is an abundant number, since it is smaller than the sum of its proper divisors (2978708192).

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

2112643360 is a wasteful number, since it uses less digits than its factorization.

2112643360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1226 (or 1218 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 2112643360 is about 45963.5003018700. The cubic root of 2112643360 is about 1283.1439965049.

The spelling of 2112643360 in words is "two billion, one hundred twelve million, six hundred forty-three thousand, three hundred sixty".