12012102021000 has 64 divisors (see below), whose sum is σ = 37477758314880. Its totient is φ = 3203227204800.

The previous prime is 12012102020923. The next prime is 12012102021011. The reversal of 12012102021000 is 12020121021.

12012102021000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

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, 2002014004 + ... + 2002020003.

It is an arithmetic number, because the mean of its divisors is an integer number (585589973670).

Almost surely, 2^{12012102021000} is an apocalyptic number.

12012102021000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12012102021000 is an abundant number, since it is smaller than the sum of its proper divisors (25465656293880).

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

12012102021000 is a wasteful number, since it uses less digits than its factorization.

12012102021000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4004034031 (or 4004034017 counting only the distinct ones).

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

Adding to 12012102021000 its reverse (12020121021), we get a palindrome (12024122142021).

The spelling of 12012102021000 in words is "twelve trillion, twelve billion, one hundred two million, twenty-one thousand".