3220001321002 has 4 divisors (see below), whose sum is σ = 4830001981506. Its totient is φ = 1610000660500.

The previous prime is 3220001320999. The next prime is 3220001321011. The reversal of 3220001321002 is 2001231000223.

3220001321002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 1735334617041 + 1484666703961 = 1317321^2 + 1218469^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 805000330249 + ... + 805000330252.

Almost surely, 2^{3220001321002} is an apocalyptic number.

3220001321002 is a deficient number, since it is larger than the sum of its proper divisors (1610000660504).

3220001321002 is a wasteful number, since it uses less digits than its factorization.

3220001321002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1610000660503.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 3220001321002 its reverse (2001231000223), we get a palindrome (5221232321225).

The spelling of 3220001321002 in words is "three trillion, two hundred twenty billion, one million, three hundred twenty-one thousand, two".