321304323403123 has 4 divisors (see below), whose sum is σ = 322447755159288. Its totient is φ = 320160891646960.

The previous prime is 321304323403079. The next prime is 321304323403159.

It is a happy number.

321304323403123 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-321304323403123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321304323406123) 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, 571715877661 + ... + 571715878222.

It is an arithmetic number, because the mean of its divisors is an integer number (80611938789822).

Almost surely, 2^{321304323403123} is an apocalyptic number.

321304323403123 is a deficient number, since it is larger than the sum of its proper divisors (1143431756165).

321304323403123 is a wasteful number, since it uses less digits than its factorization.

321304323403123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1143431756164.

The product of its (nonzero) digits is 93312, while the sum is 34.

The spelling of 321304323403123 in words is "three hundred twenty-one trillion, three hundred four billion, three hundred twenty-three million, four hundred three thousand, one hundred twenty-three".