321243304342 has 8 divisors (see below), whose sum is σ = 482162592600. Its totient is φ = 160522440144.

The previous prime is 321243304321. The next prime is 321243304357. The reversal of 321243304342 is 243403342123.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49601967 + ... + 49608442.

It is an arithmetic number, because the mean of its divisors is an integer number (60270324075).

Almost surely, 2^321243304342 is an apocalyptic number.

321243304342 is a deficient number, since it is larger than the sum of its proper divisors (160919288258).

321243304342 is a wasteful number, since it uses less digits than its factorization.

321243304342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99212030.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 321243304342 its reverse (243403342123), we get a palindrome (564646646465).

The spelling of 321243304342 in words is "three hundred twenty-one billion, two hundred forty-three million, three hundred four thousand, three hundred forty-two".