2101200022200 has 48 divisors (see below), whose sum is σ = 6513720070680. Its totient is φ = 560320005760.

The previous prime is 2101200022199. The next prime is 2101200022213. The reversal of 2101200022200 is 22200021012.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1750999419 + ... + 1751000618.

Almost surely, 2^{2101200022200} is an apocalyptic number.

2101200022200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2101200022200 is an abundant number, since it is smaller than the sum of its proper divisors (4412520048480).

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

2101200022200 is a wasteful number, since it uses less digits than its factorization.

2101200022200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3502000056 (or 3502000047 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 2101200022200 its reverse (22200021012), we get a palindrome (2123400043212).

The spelling of 2101200022200 in words is "two trillion, one hundred one billion, two hundred million, twenty-two thousand, two hundred".