12005015320000 has 70 divisors (see below), whose sum is σ = 29768536462808. Its totient is φ = 4802006112000.

The previous prime is 12005015319989. The next prime is 12005015320003. The reversal of 12005015320000 is 2351050021.

It is a self number, because there is not a number n which added to its sum of digits gives 12005015320000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12005015320003) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 150022692 + ... + 150102691.

Almost surely, 2^{12005015320000} is an apocalyptic number.

12005015320000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12005015320000 is an abundant number, since it is smaller than the sum of its proper divisors (17763521142808).

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

12005015320000 is an frugal number, since it uses more digits than its factorization.

12005015320000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300125415 (or 300125390 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

Adding to 12005015320000 its reverse (2351050021), we get a palindrome (12007366370021).

The spelling of 12005015320000 in words is "twelve trillion, five billion, fifteen million, three hundred twenty thousand".