3209220012 has 24 divisors (see below), whose sum is σ = 7690564336. Its totient is φ = 1040827968.

The previous prime is 3209219971. The next prime is 3209220031. The reversal of 3209220012 is 2100229023.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3613543 + ... + 3614430.

Almost surely, 2^3209220012 is an apocalyptic number.

It is an amenable number.

3209220012 is an abundant number, since it is smaller than the sum of its proper divisors (4481344324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3209220012 is a wasteful number, since it uses less digits than its factorization.

3209220012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7228017 (or 7228015 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 3209220012 is about 56649.9780405959. The cubic root of 3209220012 is about 1475.0265263064.

Adding to 3209220012 its reverse (2100229023), we get a palindrome (5309449035).

The spelling of 3209220012 in words is "three billion, two hundred nine million, two hundred twenty thousand, twelve".