10320340423 has 4 divisors (see below), whose sum is σ = 10320554440. Its totient is φ = 10320126408.

The previous prime is 10320340411. The next prime is 10320340441. The reversal of 10320340423 is 32404302301.

It is a happy number.

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 10320340423 - 2⁵ = 10320340391 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10320340394 and 10320340403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10320340223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3073 + ... + 143701.

It is an arithmetic number, because the mean of its divisors is an integer number (2580138610).

Almost surely, 2^10320340423 is an apocalyptic number.

10320340423 is a deficient number, since it is larger than the sum of its proper divisors (214017).

10320340423 is an equidigital number, since it uses as much as digits as its factorization.

10320340423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214016.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 10320340423 its reverse (32404302301), we get a palindrome (42724642724).

The spelling of 10320340423 in words is "ten billion, three hundred twenty million, three hundred forty thousand, four hundred twenty-three".