12012200020120 has 32 divisors (see below), whose sum is σ = 27655995399120. Its totient is φ = 4693138611840.

The previous prime is 12012200020097. The next prime is 12012200020127. The reversal of 12012200020120 is 2102000221021.

It is a happy number.

12012200020120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 12012200020120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12012200020127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3491916891 + ... + 3491920330.

Almost surely, 2^{12012200020120} is an apocalyptic number.

12012200020120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12012200020120 is an abundant number, since it is smaller than the sum of its proper divisors (15643795379000).

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

12012200020120 is a wasteful number, since it uses less digits than its factorization.

12012200020120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6983837275 (or 6983837271 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 12012200020120 its reverse (2102000221021), we get a palindrome (14114200241141).

The spelling of 12012200020120 in words is "twelve trillion, twelve billion, two hundred million, twenty thousand, one hundred twenty".