3221213302 has 4 divisors (see below), whose sum is σ = 4831819956. Its totient is φ = 1610606650.

The previous prime is 3221213299. The next prime is 3221213327. The reversal of 3221213302 is 2033121223.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 3221213302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 805303324 + ... + 805303327.

It is an arithmetic number, because the mean of its divisors is an integer number (1207954989).

Almost surely, 2^3221213302 is an apocalyptic number.

3221213302 is a deficient number, since it is larger than the sum of its proper divisors (1610606654).

3221213302 is a wasteful number, since it uses less digits than its factorization.

3221213302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1610606653.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 3221213302 is about 56755.7336486808. The cubic root of 3221213302 is about 1476.8617000968.

Adding to 3221213302 its reverse (2033121223), we get a palindrome (5254334525).

The spelling of 3221213302 in words is "three billion, two hundred twenty-one million, two hundred thirteen thousand, three hundred two".