12002003002000 has 160 divisors (see below), whose sum is σ = 32332702431744. Its totient is φ = 4271505536000.

The previous prime is 12002003001977. The next prime is 12002003002019. The reversal of 12002003002000 is 20030020021.

It is a Harshad number since it is a multiple of its sum of digits (10).

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, 4769677 + ... + 6837676.

Almost surely, 2^{12002003002000} is an apocalyptic number.

12002003002000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12002003002000 is an abundant number, since it is smaller than the sum of its proper divisors (20330699429744).

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

12002003002000 is a wasteful number, since it uses less digits than its factorization.

12002003002000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11607434 (or 11607418 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

Adding to 12002003002000 its reverse (20030020021), we get a palindrome (12022033022021).

The spelling of 12002003002000 in words is "twelve trillion, two billion, three million, two thousand".