12100222001200 has 120 divisors (see below), whose sum is σ = 29107453093056. Its totient is φ = 4833987840000.

The previous prime is 12100222001173. The next prime is 12100222001213. The reversal of 12100222001200 is 210022200121.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1222116250 + ... + 1222126150.

Almost surely, 2^{12100222001200} is an apocalyptic number.

12100222001200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12100222001200 is an abundant number, since it is smaller than the sum of its proper divisors (17007231091856).

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

12100222001200 is a wasteful number, since it uses less digits than its factorization.

12100222001200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13463 (or 13452 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 12100222001200 its reverse (210022200121), we get a palindrome (12310244201321).

The spelling of 12100222001200 in words is "twelve trillion, one hundred billion, two hundred twenty-two million, one thousand, two hundred".