3321002002 has 4 divisors (see below), whose sum is σ = 4981503006. Its totient is φ = 1660501000.

The previous prime is 3321001997. The next prime is 3321002033. The reversal of 3321002002 is 2002001233.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2002001233 = 311 ⋅6437303.

It can be written as a sum of positive squares in only one way, i.e., 2863427121 + 457574881 = 53511^2 + 21391^2 .

It is a super-2 number, since 2×3321002002² = 22058108594576016008, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 830250499 + ... + 830250502.

Almost surely, 2^3321002002 is an apocalyptic number.

3321002002 is a deficient number, since it is larger than the sum of its proper divisors (1660501004).

3321002002 is a wasteful number, since it uses less digits than its factorization.

3321002002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1660501003.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 3321002002 is about 57628.1355068859. The cubic root of 3321002002 is about 1491.9572497796.

Adding to 3321002002 its reverse (2002001233), we get a palindrome (5323003235).

The spelling of 3321002002 in words is "three billion, three hundred twenty-one million, two thousand, two".