3220032012 has 12 divisors (see below), whose sum is σ = 7513408056. Its totient is φ = 1073344000.

The previous prime is 3220031989. The next prime is 3220032019. The reversal of 3220032012 is 2102300223.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 3220031982 and 3220032000.

It is not an unprimeable number, because it can be changed into a prime (3220032019) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 134167989 + ... + 134168012.

It is an arithmetic number, because the mean of its divisors is an integer number (626117338).

Almost surely, 2^3220032012 is an apocalyptic number.

It is an amenable number.

3220032012 is an abundant number, since it is smaller than the sum of its proper divisors (4293376044).

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

3220032012 is a wasteful number, since it uses less digits than its factorization.

3220032012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268336008 (or 268336006 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 3220032012 is about 56745.3259044302. The cubic root of 3220032012 is about 1476.6811454322.

Adding to 3220032012 its reverse (2102300223), we get a palindrome (5322332235).

The spelling of 3220032012 in words is "three billion, two hundred twenty million, thirty-two thousand, twelve".