3213003321 has 32 divisors (see below), whose sum is σ = 5243197440. Its totient is φ = 1928350800.

The previous prime is 3213003319. The next prime is 3213003359. The reversal of 3213003321 is 1233003123.

3213003321 is a `hidden beast` number, since 32 + 1 + 300 + 332 + 1 = 666.

3213003321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3213003321 - 2¹ = 3213003319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3213003294 and 3213003303.

It is not an unprimeable number, because it can be changed into a prime (3213003121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21925 + ... + 83106.

It is an arithmetic number, because the mean of its divisors is an integer number (163849920).

Almost surely, 2^3213003321 is an apocalyptic number.

It is an amenable number.

3213003321 is a deficient number, since it is larger than the sum of its proper divisors (2030194119).

3213003321 is a wasteful number, since it uses less digits than its factorization.

3213003321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105154 (or 105148 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 3213003321 is about 56683.3601773924. The cubic root of 3213003321 is about 1475.6059287393.

Adding to 3213003321 its reverse (1233003123), we get a palindrome (4446006444).

The spelling of 3213003321 in words is "three billion, two hundred thirteen million, three thousand, three hundred twenty-one".