12021120200000 has 336 divisors, whose sum is σ = 31640501128320. Its totient is φ = 4521327360000.

The previous prime is 12021120199993. The next prime is 12021120200029. The reversal of 12021120200000 is 202112021.

It is a happy number.

12021120200000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 271377854 + ... + 271422146.

It is an arithmetic number, because the mean of its divisors is an integer number (94168158120).

Almost surely, 2^{12021120200000} is an apocalyptic number.

12021120200000 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 12021120200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15820250564160).

12021120200000 is an abundant number, since it is smaller than the sum of its proper divisors (19619380928320).

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

12021120200000 is an frugal number, since it uses more digits than its factorization.

12021120200000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44412 (or 44382 counting only the distinct ones).

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

Adding to 12021120200000 its reverse (202112021), we get a palindrome (12021322312021).

It can be divided in two parts, 12021 and 120200000, that added together give a palindrome (120212021).

The spelling of 12021120200000 in words is "twelve trillion, twenty-one billion, one hundred twenty million, two hundred thousand".