321442243322223 has 4 divisors (see below), whose sum is σ = 428589657762968. Its totient is φ = 214294828881480.

The previous prime is 321442243322177. The next prime is 321442243322279. The reversal of 321442243322223 is 322223342244123.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 321442243322223 - 2¹² = 321442243318127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321442243322293) 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, 53573707220368 + ... + 53573707220373.

It is an arithmetic number, because the mean of its divisors is an integer number (107147414440742).

Almost surely, 2^{321442243322223} is an apocalyptic number.

321442243322223 is a deficient number, since it is larger than the sum of its proper divisors (107147414440745).

321442243322223 is a wasteful number, since it uses less digits than its factorization.

321442243322223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107147414440744.

The product of its digits is 663552, while the sum is 39.

Adding to 321442243322223 its reverse (322223342244123), we get a palindrome (643665585566346).

The spelling of 321442243322223 in words is "three hundred twenty-one trillion, four hundred forty-two billion, two hundred forty-three million, three hundred twenty-two thousand, two hundred twenty-three".