2012002120120 has 32 divisors (see below), whose sum is σ = 4543347772800. Its totient is φ = 801895425408.

The previous prime is 2012002120099. The next prime is 2012002120187. The reversal of 2012002120120 is 210212002102.

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 2012002120120.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90783240 + ... + 90805399.

It is an arithmetic number, because the mean of its divisors is an integer number (141979617900).

Almost surely, 2^{2012002120120} is an apocalyptic number.

2012002120120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2012002120120 is an abundant number, since it is smaller than the sum of its proper divisors (2531345652680).

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

2012002120120 is a wasteful number, since it uses less digits than its factorization.

2012002120120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181588927 (or 181588923 counting only the distinct ones).

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

Adding to 2012002120120 its reverse (210212002102), we get a palindrome (2222214122222).

The spelling of 2012002120120 in words is "two trillion, twelve billion, two million, one hundred twenty thousand, one hundred twenty".