321113323 has 4 divisors (see below), whose sum is σ = 340002360. Its totient is φ = 302224288.

The previous prime is 321113311. The next prime is 321113369. The reversal of 321113323 is 323311123.

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

It is a cyclic number.

It is not a de Polignac number, because 321113323 - 2⁹ = 321112811 is a prime.

It is a super-3 number, since 3×321113323³ (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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 321113323.

It is not an unprimeable number, because it can be changed into a prime (321113123) 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, 9444493 + ... + 9444526.

It is an arithmetic number, because the mean of its divisors is an integer number (85000590).

Almost surely, 2^321113323 is an apocalyptic number.

321113323 is a deficient number, since it is larger than the sum of its proper divisors (18889037).

321113323 is a wasteful number, since it uses less digits than its factorization.

321113323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18889036.

The product of its digits is 324, while the sum is 19.

The square root of 321113323 is about 17919.6351246335. The cubic root of 321113323 is about 684.7826920045.

Adding to 321113323 its reverse (323311123), we get a palindrome (644424446).

The spelling of 321113323 in words is "three hundred twenty-one million, one hundred thirteen thousand, three hundred twenty-three".