2112001200 has 90 divisors (see below), whose sum is σ = 7329243324. Its totient is φ = 563199360.

The previous prime is 2112001193. The next prime is 2112001207. The reversal of 2112001200 is 21002112.

2112001200 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2112001193) and next prime (2112001207).

It is a tau number, because it is divible by the number of its divisors (90).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (2112001207) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 289734 + ... + 296933.

Almost surely, 2^2112001200 is an apocalyptic number.

2112001200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2112001200 is an abundant number, since it is smaller than the sum of its proper divisors (5217242124).

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

2112001200 is a wasteful number, since it uses less digits than its factorization.

2112001200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586691 (or 586677 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 2112001200 is about 45956.5142281266. The cubic root of 2112001200 is about 1283.0139749933.

Adding to 2112001200 its reverse (21002112), we get a palindrome (2133003312).

The spelling of 2112001200 in words is "two billion, one hundred twelve million, one thousand, two hundred".