3321220213331 has 8 divisors (see below), whose sum is σ = 3384185158944. Its totient is φ = 3258266394240.

The previous prime is 3321220213327. The next prime is 3321220213379. The reversal of 3321220213331 is 1333120221233.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3321220213331 - 2² = 3321220213327 is a prime.

It is a super-2 number, since 2×3321220213331² (a number of 26 digits) contains 22 as substring.

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 3321220213331.

It is not an unprimeable number, because it can be changed into a prime (3321220213301) 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 7 ways as a sum of consecutive naturals, for example, 2177750 + ... + 3374171.

It is an arithmetic number, because the mean of its divisors is an integer number (423023144868).

Almost surely, 2^{3321220213331} is an apocalyptic number.

3321220213331 is a deficient number, since it is larger than the sum of its proper divisors (62964945613).

3321220213331 is a wasteful number, since it uses less digits than its factorization.

3321220213331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5563261.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 3321220213331 its reverse (1333120221233), we get a palindrome (4654340434564).

The spelling of 3321220213331 in words is "three trillion, three hundred twenty-one billion, two hundred twenty million, two hundred thirteen thousand, three hundred thirty-one".