12002002011000 has 128 divisors (see below), whose sum is σ = 41606940398400. Its totient is φ = 3200533862400.

The previous prime is 12002002010987. The next prime is 12002002011023. The reversal of 12002002011000 is 11020020021.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 222232297 + ... + 222286296.

Almost surely, 2^{12002002011000} is an apocalyptic number.

12002002011000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12002002011000 is an abundant number, since it is smaller than the sum of its proper divisors (29604938387400).

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

12002002011000 is a wasteful number, since it uses less digits than its factorization.

12002002011000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444518623 (or 444518603 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 12002002011000 its reverse (11020020021), we get a palindrome (12013022031021).

The spelling of 12002002011000 in words is "twelve trillion, two billion, two million, eleven thousand".