323312111 has 2 divisors, whose sum is σ = 323312112. Its totient is φ = 323312110.

The previous prime is 323312089. The next prime is 323312117. The reversal of 323312111 is 111213323.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 323312111 - 2¹⁴ = 323295727 is a prime.

It is a super-2 number, since 2×323312111² = 209061442238552642, which contains 22 as substring.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 323312111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323312117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161656055 + 161656056.

It is an arithmetic number, because the mean of its divisors is an integer number (161656056).

Almost surely, 2^323312111 is an apocalyptic number.

323312111 is a deficient number, since it is larger than the sum of its proper divisors (1).

323312111 is an equidigital number, since it uses as much as digits as its factorization.

323312111 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108, while the sum is 17.

The square root of 323312111 is about 17980.8818193102. The cubic root of 323312111 is about 686.3421293183.

Adding to 323312111 its reverse (111213323), we get a palindrome (434525434).

The spelling of 323312111 in words is "three hundred twenty-three million, three hundred twelve thousand, one hundred eleven".