12003044121311 has 4 divisors (see below), whose sum is σ = 12003845996400. Its totient is φ = 12002242246224.

The previous prime is 12003044121253. The next prime is 12003044121319. The reversal of 12003044121311 is 11312144030021.

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 12003044121311 - 2¹⁸ = 12003043859167 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 (12003044121319) 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, 400915091 + ... + 400945028.

It is an arithmetic number, because the mean of its divisors is an integer number (3000961499100).

Almost surely, 2^{12003044121311} is an apocalyptic number.

12003044121311 is a deficient number, since it is larger than the sum of its proper divisors (801875089).

12003044121311 is an equidigital number, since it uses as much as digits as its factorization.

12003044121311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 801875088.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 12003044121311 its reverse (11312144030021), we get a palindrome (23315188151332).

The spelling of 12003044121311 in words is "twelve trillion, three billion, forty-four million, one hundred twenty-one thousand, three hundred eleven".