3220002012 has 24 divisors (see below), whose sum is σ = 7540469776. Its totient is φ = 1069458048.

The previous prime is 3220001989. The next prime is 3220002013. The reversal of 3220002012 is 2102000223.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3220002013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 481033 + ... + 487680.

Almost surely, 2^3220002012 is an apocalyptic number.

It is an amenable number.

3220002012 is an abundant number, since it is smaller than the sum of its proper divisors (4320467764).

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

3220002012 is a wasteful number, since it uses less digits than its factorization.

3220002012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 968997 (or 968995 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 3220002012 is about 56745.0615648622. The cubic root of 3220002012 is about 1476.6765594972.

Adding to 3220002012 its reverse (2102000223), we get a palindrome (5322002235).

The spelling of 3220002012 in words is "three billion, two hundred twenty million, two thousand, twelve".