12001002110120 has 64 divisors (see below), whose sum is σ = 28182513409920. Its totient is φ = 4590669639424.

The previous prime is 12001002110117. The next prime is 12001002110179. The reversal of 12001002110120 is 2101120010021.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2711699 + ... + 5599581.

It is an arithmetic number, because the mean of its divisors is an integer number (440351772030).

Almost surely, 2^{12001002110120} is an apocalyptic number.

12001002110120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12001002110120 is an abundant number, since it is smaller than the sum of its proper divisors (16181511299800).

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

12001002110120 is a wasteful number, since it uses less digits than its factorization.

12001002110120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2892434 (or 2892430 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 12001002110120 its reverse (2101120010021), we get a palindrome (14102122120141).

The spelling of 12001002110120 in words is "twelve trillion, one billion, two million, one hundred ten thousand, one hundred twenty".