12000211020120 has 64 divisors (see below), whose sum is σ = 36001594199520. Its totient is φ = 3199970837504.

The previous prime is 12000211020107. The next prime is 12000211020151. The reversal of 12000211020120 is 2102011200021.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 12000211020096 and 12000211020105.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3243724 + ... + 5875556.

Almost surely, 2^{12000211020120} is an apocalyptic number.

12000211020120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12000211020120 is an abundant number, since it is smaller than the sum of its proper divisors (24001383179400).

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

12000211020120 is a wasteful number, since it uses less digits than its factorization.

12000211020120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2669844 (or 2669840 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12000211020120 its reverse (2102011200021), we get a palindrome (14102222220141).

The spelling of 12000211020120 in words is "twelve trillion, two hundred eleven million, twenty thousand, one hundred twenty".