12321434003 has 8 divisors (see below), whose sum is σ = 12773494656. Its totient is φ = 11872785600.

The previous prime is 12321433987. The next prime is 12321434053. The reversal of 12321434003 is 30043412321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12321434003 - 2⁴ = 12321433987 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12321434003.

It is not an unprimeable number, because it can be changed into a prime (12321434053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 845708 + ... + 860153.

It is an arithmetic number, because the mean of its divisors is an integer number (1596686832).

Almost surely, 2^12321434003 is an apocalyptic number.

12321434003 is a deficient number, since it is larger than the sum of its proper divisors (452060653).

12321434003 is a wasteful number, since it uses less digits than its factorization.

12321434003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1706125.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 12321434003 its reverse (30043412321), we get a palindrome (42364846324).

The spelling of 12321434003 in words is "twelve billion, three hundred twenty-one million, four hundred thirty-four thousand, three".