321222321341 has 4 divisors (see below), whose sum is σ = 321238384032. Its totient is φ = 321206258652.

The previous prime is 321222321319. The next prime is 321222321347. The reversal of 321222321341 is 143123222123.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-321222321341 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 321222321341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321222321347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8001311 + ... + 8041356.

It is an arithmetic number, because the mean of its divisors is an integer number (80309596008).

Almost surely, 2^321222321341 is an apocalyptic number.

It is an amenable number.

321222321341 is a deficient number, since it is larger than the sum of its proper divisors (16062691).

321222321341 is a wasteful number, since it uses less digits than its factorization.

321222321341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16062690.

The product of its digits is 3456, while the sum is 26.

Adding to 321222321341 its reverse (143123222123), we get a palindrome (464345543464).

The spelling of 321222321341 in words is "three hundred twenty-one billion, two hundred twenty-two million, three hundred twenty-one thousand, three hundred forty-one".