2112113200 has 60 divisors (see below), whose sum is σ = 5080045888. Its totient is φ = 843897600.

The previous prime is 2112113197. The next prime is 2112113209. The reversal of 2112113200 is 23112112.

It is a super-2 number, since 2×2112113200² = 8922044339228480000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2112113209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 434785 + ... + 439615.

Almost surely, 2^2112113200 is an apocalyptic number.

2112113200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2112113200 is an abundant number, since it is smaller than the sum of its proper divisors (2967932688).

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

2112113200 is a wasteful number, since it uses less digits than its factorization.

2112113200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5942 (or 5931 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 2112113200 is about 45957.7327552176. The cubic root of 2112113200 is about 1283.0366541195.

Adding to 2112113200 its reverse (23112112), we get a palindrome (2135225312).

The spelling of 2112113200 in words is "two billion, one hundred twelve million, one hundred thirteen thousand, two hundred".