3221322101 has 2 divisors, whose sum is σ = 3221322102. Its totient is φ = 3221322100.

The previous prime is 3221322089. The next prime is 3221322191. The reversal of 3221322101 is 1012231223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2192580625 + 1028741476 = 46825^2 + 32074^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3221322101 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3221322101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3221322191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1610661050 + 1610661051.

It is an arithmetic number, because the mean of its divisors is an integer number (1610661051).

Almost surely, 2^3221322101 is an apocalyptic number.

It is an amenable number.

3221322101 is a deficient number, since it is larger than the sum of its proper divisors (1).

3221322101 is an equidigital number, since it uses as much as digits as its factorization.

3221322101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 3221322101 is about 56756.6921252463. The cubic root of 3221322101 is about 1476.8783272962.

Adding to 3221322101 its reverse (1012231223), we get a palindrome (4233553324).

The spelling of 3221322101 in words is "three billion, two hundred twenty-one million, three hundred twenty-two thousand, one hundred one".