12003244001 has 4 divisors (see below), whose sum is σ = 13717993152. Its totient is φ = 10288494852.

The previous prime is 12003243961. The next prime is 12003244007. The reversal of 12003244001 is 10044230021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12003244001 - 2⁶ = 12003243937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12003244007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 857374565 + ... + 857374578.

It is an arithmetic number, because the mean of its divisors is an integer number (3429498288).

Almost surely, 2^12003244001 is an apocalyptic number.

It is an amenable number.

12003244001 is a deficient number, since it is larger than the sum of its proper divisors (1714749151).

12003244001 is an equidigital number, since it uses as much as digits as its factorization.

12003244001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1714749150.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 12003244001 its reverse (10044230021), we get a palindrome (22047474022).

The spelling of 12003244001 in words is "twelve billion, three million, two hundred forty-four thousand, one".