12200200121000 has 64 divisors (see below), whose sum is σ = 28549644065280. Its totient is φ = 4879879060800.

The previous prime is 12200200120939. The next prime is 12200200121027. The reversal of 12200200121000 is 12100200221.

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 15 ways as a sum of consecutive naturals, for example, 25344557 + ... + 25821443.

It is an arithmetic number, because the mean of its divisors is an integer number (446088188520).

Almost surely, 2^{12200200121000} is an apocalyptic number.

12200200121000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12200200121000 is an abundant number, since it is smaller than the sum of its proper divisors (16349443944280).

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

12200200121000 is a wasteful number, since it uses less digits than its factorization.

12200200121000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502491 (or 502477 counting only the distinct ones).

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

Adding to 12200200121000 its reverse (12100200221), we get a palindrome (12212300321221).

The spelling of 12200200121000 in words is "twelve trillion, two hundred billion, two hundred million, one hundred twenty-one thousand".