321442332423 has 8 divisors (see below), whose sum is σ = 428616525936. Its totient is φ = 214281513600.

The previous prime is 321442332403. The next prime is 321442332437. The reversal of 321442332423 is 324233244123.

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

It is not a de Polignac number, because 321442332423 - 2⁵ = 321442332391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321442332403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3287458 + ... + 3383823.

It is an arithmetic number, because the mean of its divisors is an integer number (53577065742).

Almost surely, 2^321442332423 is an apocalyptic number.

321442332423 is a deficient number, since it is larger than the sum of its proper divisors (107174193513).

321442332423 is a wasteful number, since it uses less digits than its factorization.

321442332423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6687345.

The product of its digits is 82944, while the sum is 33.

Adding to 321442332423 its reverse (324233244123), we get a palindrome (645675576546).

The spelling of 321442332423 in words is "three hundred twenty-one billion, four hundred forty-two million, three hundred thirty-two thousand, four hundred twenty-three".