321144324423 has 16 divisors (see below), whose sum is σ = 471854275200. Its totient is φ = 193031292384.

The previous prime is 321144324401. The next prime is 321144324461. The reversal of 321144324423 is 324423441123.

It is not a de Polignac number, because 321144324423 - 2²⁹ = 320607453511 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321144324493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95747973 + ... + 95751326.

It is an arithmetic number, because the mean of its divisors is an integer number (29490892200).

Almost surely, 2^321144324423 is an apocalyptic number.

321144324423 is a deficient number, since it is larger than the sum of its proper divisors (150709950777).

321144324423 is a wasteful number, since it uses less digits than its factorization.

321144324423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191499358.

The product of its digits is 55296, while the sum is 33.

Adding to 321144324423 its reverse (324423441123), we get a palindrome (645567765546).

The spelling of 321144324423 in words is "three hundred twenty-one billion, one hundred forty-four million, three hundred twenty-four thousand, four hundred twenty-three".