12321120011003 has 4 divisors (see below), whose sum is σ = 12385628492928. Its totient is φ = 12256611529080.

The previous prime is 12321120010931. The next prime is 12321120011029. The reversal of 12321120011003 is 30011002112321.

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 12321120011003 - 2²⁴ = 12321103233787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12321120011093) 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, 32254240676 + ... + 32254241057.

It is an arithmetic number, because the mean of its divisors is an integer number (3096407123232).

Almost surely, 2^{12321120011003} is an apocalyptic number.

12321120011003 is a deficient number, since it is larger than the sum of its proper divisors (64508481925).

12321120011003 is an equidigital number, since it uses as much as digits as its factorization.

12321120011003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64508481924.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 12321120011003 its reverse (30011002112321), we get a palindrome (42332122123324).

The spelling of 12321120011003 in words is "twelve trillion, three hundred twenty-one billion, one hundred twenty million, eleven thousand, three".