12002021010200 has 144 divisors (see below), whose sum is σ = 30238455150720. Its totient is φ = 4428270712320.

The previous prime is 12002021010163. The next prime is 12002021010209. The reversal of 12002021010200 is 201012020021.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12002021010209) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 46278089 + ... + 46536711.

It is an arithmetic number, because the mean of its divisors is an integer number (209989271880).

Almost surely, 2^{12002021010200} is an apocalyptic number.

12002021010200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12002021010200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15119227575360).

12002021010200 is an abundant number, since it is smaller than the sum of its proper divisors (18236434140520).

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

12002021010200 is a wasteful number, since it uses less digits than its factorization.

12002021010200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260038 (or 260016 counting only the distinct ones).

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

Adding to 12002021010200 its reverse (201012020021), we get a palindrome (12203033030221).

The spelling of 12002021010200 in words is "twelve trillion, two billion, twenty-one million, ten thousand, two hundred".