321113223311 has 2 divisors, whose sum is σ = 321113223312. Its totient is φ = 321113223310.

The previous prime is 321113223307. The next prime is 321113223377. The reversal of 321113223311 is 113322311123.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 321113223311 - 2² = 321113223307 is a prime.

It is a super-3 number, since 3×321113223311³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (321113223611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160556611655 + 160556611656.

It is an arithmetic number, because the mean of its divisors is an integer number (160556611656).

Almost surely, 2^321113223311 is an apocalyptic number.

321113223311 is a deficient number, since it is larger than the sum of its proper divisors (1).

321113223311 is an equidigital number, since it uses as much as digits as its factorization.

321113223311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 648, while the sum is 23.

Adding to 321113223311 its reverse (113322311123), we get a palindrome (434435534434).

The spelling of 321113223311 in words is "three hundred twenty-one billion, one hundred thirteen million, two hundred twenty-three thousand, three hundred eleven".