3303213021 has 16 divisors (see below), whose sum is σ = 4895198400. Its totient is φ = 2201444784.

The previous prime is 3303212963. The next prime is 3303213049. The reversal of 3303213021 is 1203123033.

3303213021 is a `hidden beast` number, since 330 + 32 + 1 + 302 + 1 = 666.

It is not a de Polignac number, because 3303213021 - 2⁷ = 3303212893 is a prime.

It is a super-2 number, since 2×3303213021² = 21822432524207892882, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3303212985 and 3303213003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3303213521) 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 15 ways as a sum of consecutive naturals, for example, 76030 + ... + 111296.

It is an arithmetic number, because the mean of its divisors is an integer number (305949900).

Almost surely, 2^3303213021 is an apocalyptic number.

It is an amenable number.

3303213021 is a deficient number, since it is larger than the sum of its proper divisors (1591985379).

3303213021 is a wasteful number, since it uses less digits than its factorization.

3303213021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38745 (or 38739 counting only the distinct ones).

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

The square root of 3303213021 is about 57473.5854197387. The cubic root of 3303213021 is about 1489.2885844540.

Adding to 3303213021 its reverse (1203123033), we get a palindrome (4506336054).

The spelling of 3303213021 in words is "three billion, three hundred three million, two hundred thirteen thousand, twenty-one".