12002002221200 has 60 divisors (see below), whose sum is σ = 29182217770608. Its totient is φ = 4742959900800.

The previous prime is 12002002221047. The next prime is 12002002221217. The reversal of 12002002221200 is 212220020021.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 180719846 + ... + 180786245.

Almost surely, 2^{12002002221200} is an apocalyptic number.

12002002221200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12002002221200 is an abundant number, since it is smaller than the sum of its proper divisors (17180215549408).

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

12002002221200 is a wasteful number, since it uses less digits than its factorization.

12002002221200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361506192 (or 361506181 counting only the distinct ones).

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

Adding to 12002002221200 its reverse (212220020021), we get a palindrome (12214222241221).

The spelling of 12002002221200 in words is "twelve trillion, two billion, two million, two hundred twenty-one thousand, two hundred".