3311221323 has 4 divisors (see below), whose sum is σ = 4414961768. Its totient is φ = 2207480880.

The previous prime is 3311221313. The next prime is 3311221379. The reversal of 3311221323 is 3231221133.

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

It is not a de Polignac number, because 3311221323 - 2⁴ = 3311221307 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 3311221323.

It is not an unprimeable number, because it can be changed into a prime (3311221313) 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 in 3 ways as a sum of consecutive naturals, for example, 551870218 + ... + 551870223.

It is an arithmetic number, because the mean of its divisors is an integer number (1103740442).

Almost surely, 2^3311221323 is an apocalyptic number.

3311221323 is a deficient number, since it is larger than the sum of its proper divisors (1103740445).

3311221323 is a wasteful number, since it uses less digits than its factorization.

3311221323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1103740444.

The product of its digits is 648, while the sum is 21.

The square root of 3311221323 is about 57543.2126579669. The cubic root of 3311221323 is about 1490.4911557386.

Adding to 3311221323 its reverse (3231221133), we get a palindrome (6542442456).

The spelling of 3311221323 in words is "three billion, three hundred eleven million, two hundred twenty-one thousand, three hundred twenty-three".