3221012002 has 32 divisors (see below), whose sum is σ = 5288923584. Its totient is φ = 1462190400.

The previous prime is 3221011979. The next prime is 3221012077. The reversal of 3221012002 is 2002101223.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1777677 + ... + 1779487.

It is an arithmetic number, because the mean of its divisors is an integer number (165278862).

Almost surely, 2^3221012002 is an apocalyptic number.

3221012002 is a deficient number, since it is larger than the sum of its proper divisors (2067911582).

3221012002 is a wasteful number, since it uses less digits than its factorization.

3221012002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2914.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 3221012002 is about 56753.9602318640. The cubic root of 3221012002 is about 1476.8309354516.

Adding to 3221012002 its reverse (2002101223), we get a palindrome (5223113225).

The spelling of 3221012002 in words is "three billion, two hundred twenty-one million, twelve thousand, two".