12201200001200 has 120 divisors (see below), whose sum is σ = 33548265675360. Its totient is φ = 4177367654400.

The previous prime is 12201200001187. The next prime is 12201200001233. The reversal of 12201200001200 is 210000210221.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1087841 + ... + 5058240.

It is an arithmetic number, because the mean of its divisors is an integer number (279568880628).

Almost surely, 2^{12201200001200} is an apocalyptic number.

12201200001200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12201200001200 is an abundant number, since it is smaller than the sum of its proper divisors (21347065674160).

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

12201200001200 is a wasteful number, since it uses less digits than its factorization.

12201200001200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6146815 (or 6146804 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 12201200001200 its reverse (210000210221), we get a palindrome (12411200211421).

The spelling of 12201200001200 in words is "twelve trillion, two hundred one billion, two hundred million, one thousand, two hundred".