320421110424423 has 8 divisors (see below), whose sum is σ = 428518866711936. Its totient is φ = 212968713876600.

The previous prime is 320421110424413. The next prime is 320421110424497. The reversal of 320421110424423 is 324424011124023.

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

It is not a de Polignac number, because 320421110424423 - 2²⁹ = 320420573553511 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320421110424413) 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, 161339933763 + ... + 161339935748.

It is an arithmetic number, because the mean of its divisors is an integer number (53564858338992).

Almost surely, 2^{320421110424423} is an apocalyptic number.

320421110424423 is a deficient number, since it is larger than the sum of its proper divisors (108097756287513).

320421110424423 is a wasteful number, since it uses less digits than its factorization.

320421110424423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322679869845.

The product of its (nonzero) digits is 36864, while the sum is 33.

Adding to 320421110424423 its reverse (324424011124023), we get a palindrome (644845121548446).

The spelling of 320421110424423 in words is "three hundred twenty trillion, four hundred twenty-one billion, one hundred ten million, four hundred twenty-four thousand, four hundred twenty-three".