3321324002421 has 6 divisors (see below), whose sum is σ = 4797468003510. Its totient is φ = 2214216001608.

The previous prime is 3321324002323. The next prime is 3321324002449. The reversal of 3321324002421 is 1242004231233.

3321324002421 is a `hidden beast` number, since 3 + 3 + 2 + 13 + 2 + 400 + 242 + 1 = 666.

3321324002421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2938101099921 + 383222902500 = 1714089^2 + 619050^2 .

It is not a de Polignac number, because 3321324002421 - 2¹⁰ = 3321324001397 is a prime.

It is a super-2 number, since 2×3321324002421² (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3321324002461) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 184518000126 + ... + 184518000143.

It is an arithmetic number, because the mean of its divisors is an integer number (799578000585).

Almost surely, 2^{3321324002421} is an apocalyptic number.

It is an amenable number.

3321324002421 is a deficient number, since it is larger than the sum of its proper divisors (1476144001089).

3321324002421 is a wasteful number, since it uses less digits than its factorization.

3321324002421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369036000275 (or 369036000272 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 3321324002421 its reverse (1242004231233), we get a palindrome (4563328233654).

The spelling of 3321324002421 in words is "three trillion, three hundred twenty-one billion, three hundred twenty-four million, two thousand, four hundred twenty-one".