3321311321 has 4 divisors (see below), whose sum is σ = 3496117200. Its totient is φ = 3146505444.

The previous prime is 3321311311. The next prime is 3321311341. The reversal of 3321311321 is 1231131233.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3321311321 is a prime.

It is a super-2 number, since 2×3321311321² = 22062217782005530082, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3321311293 and 3321311302.

It is not an unprimeable number, because it can be changed into a prime (3321311311) 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, 87402911 + ... + 87402948.

It is an arithmetic number, because the mean of its divisors is an integer number (874029300).

Almost surely, 2^3321311321 is an apocalyptic number.

It is an amenable number.

3321311321 is a deficient number, since it is larger than the sum of its proper divisors (174805879).

3321311321 is a wasteful number, since it uses less digits than its factorization.

3321311321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174805878.

The product of its digits is 324, while the sum is 20.

The square root of 3321311321 is about 57630.8191942471. The cubic root of 3321311321 is about 1492.0035687718.

Adding to 3321311321 its reverse (1231131233), we get a palindrome (4552442554).

The spelling of 3321311321 in words is "three billion, three hundred twenty-one million, three hundred eleven thousand, three hundred twenty-one".