12200220200100 has 36 divisors (see below), whose sum is σ = 35299303779824. Its totient is φ = 3253392053280.

The previous prime is 12200220200087. The next prime is 12200220200123. The reversal of 12200220200100 is 100202200221.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20333700034 + ... + 20333700633.

Almost surely, 2^{12200220200100} is an apocalyptic number.

12200220200100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12200220200100 is an abundant number, since it is smaller than the sum of its proper divisors (23099083579724).

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

12200220200100 is a wasteful number, since it uses less digits than its factorization.

12200220200100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40667400684 (or 40667400677 counting only the distinct ones).

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

Adding to 12200220200100 its reverse (100202200221), we get a palindrome (12300422400321).

The spelling of 12200220200100 in words is "twelve trillion, two hundred billion, two hundred twenty million, two hundred thousand, one hundred".