12002020211100 has 144 divisors (see below), whose sum is σ = 37485170795520. Its totient is φ = 2955819820800.

The previous prime is 12002020211057. The next prime is 12002020211101. The reversal of 12002020211100 is 111202020021.

12002020211100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12002020211101) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 29789956 + ... + 30190155.

It is an arithmetic number, because the mean of its divisors is an integer number (260313686080).

Almost surely, 2^{12002020211100} is an apocalyptic number.

12002020211100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12002020211100 is an abundant number, since it is smaller than the sum of its proper divisors (25483150584420).

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

12002020211100 is a wasteful number, since it uses less digits than its factorization.

12002020211100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59980180 (or 59980173 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12002020211100 its reverse (111202020021), we get a palindrome (12113222231121).

The spelling of 12002020211100 in words is "twelve trillion, two billion, twenty million, two hundred eleven thousand, one hundred".