12012120200120 has 16 divisors (see below), whose sum is σ = 27027270450360. Its totient is φ = 4804848080032.

The previous prime is 12012120200089. The next prime is 12012120200161. The reversal of 12012120200120 is 2100202121021.

It is a junction number, because it is equal to n+sod(n) for n = 12012120200095 and 12012120200104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150151502462 + ... + 150151502541.

Almost surely, 2^{12012120200120} is an apocalyptic number.

12012120200120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12012120200120 is an abundant number, since it is smaller than the sum of its proper divisors (15015150250240).

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

12012120200120 is a wasteful number, since it uses less digits than its factorization.

12012120200120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300303005014 (or 300303005010 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12012120200120 its reverse (2100202121021), we get a palindrome (14112322321141).

The spelling of 12012120200120 in words is "twelve trillion, twelve billion, one hundred twenty million, two hundred thousand, one hundred twenty".