12042003001999 has 4 divisors (see below), whose sum is σ = 12565568349936. Its totient is φ = 11518437654064.

The previous prime is 12042003001933. The next prime is 12042003002011. The reversal of 12042003001999 is 99910030024021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12042003001999 - 2¹⁵ = 12042002969231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12042003001099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261782673934 + ... + 261782673979.

It is an arithmetic number, because the mean of its divisors is an integer number (3141392087484).

Almost surely, 2^{12042003001999} is an apocalyptic number.

12042003001999 is a deficient number, since it is larger than the sum of its proper divisors (523565347937).

12042003001999 is an equidigital number, since it uses as much as digits as its factorization.

12042003001999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523565347936.

The product of its (nonzero) digits is 34992, while the sum is 40.

The spelling of 12042003001999 in words is "twelve trillion, forty-two billion, three million, one thousand, nine hundred ninety-nine".