12002012200120 has 32 divisors (see below), whose sum is σ = 27004901331600. Its totient is φ = 4800738412288.

The previous prime is 12002012200097. The next prime is 12002012200163. The reversal of 12002012200120 is 2100221020021.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 12002012200120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 900807 + ... + 4981513.

Almost surely, 2^{12002012200120} is an apocalyptic number.

12002012200120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12002012200120 is an abundant number, since it is smaller than the sum of its proper divisors (15002889131480).

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

12002012200120 is a wasteful number, since it uses less digits than its factorization.

12002012200120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4154247 (or 4154243 counting only the distinct ones).

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

Adding to 12002012200120 its reverse (2100221020021), we get a palindrome (14102233220141).

The spelling of 12002012200120 in words is "twelve trillion, two billion, twelve million, two hundred thousand, one hundred twenty".