12002020201200 has 120 divisors (see below), whose sum is σ = 38467568060928. Its totient is φ = 3198782493440.

The previous prime is 12002020201181. The next prime is 12002020201243. The reversal of 12002020201200 is 210202020021.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent 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, 555594 + ... + 4930793.

Almost surely, 2^{12002020201200} is an apocalyptic number.

12002020201200 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 12002020201200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19233784030464).

12002020201200 is an abundant number, since it is smaller than the sum of its proper divisors (26465547859728).

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

12002020201200 is a wasteful number, since it uses less digits than its factorization.

12002020201200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5488231 (or 5488220 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 12002020201200 its reverse (210202020021), we get a palindrome (12212222221221).

The spelling of 12002020201200 in words is "twelve trillion, two billion, twenty million, two hundred one thousand, two hundred".