12000221220200 has 24 divisors (see below), whose sum is σ = 27900514337430. Its totient is φ = 4800088488000.

The previous prime is 12000221220149. The next prime is 12000221220217. The reversal of 12000221220200 is 202212200021.

It can be written as a sum of positive squares in 3 ways, for example, as 6096069636484 + 5904151583716 = 2469022^2 + 2429846^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30000552851 + ... + 30000553250.

Almost surely, 2^{12000221220200} is an apocalyptic number.

12000221220200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12000221220200 is an abundant number, since it is smaller than the sum of its proper divisors (15900293117230).

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

12000221220200 is a wasteful number, since it uses less digits than its factorization.

12000221220200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60001106117 (or 60001106108 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 12000221220200 its reverse (202212200021), we get a palindrome (12202433420221).

The spelling of 12000221220200 in words is "twelve trillion, two hundred twenty-one million, two hundred twenty thousand, two hundred".