3221331101 has 2 divisors, whose sum is σ = 3221331102. Its totient is φ = 3221331100.

The previous prime is 3221331089. The next prime is 3221331109. The reversal of 3221331101 is 1011331223.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1691347876 + 1529983225 = 41126^2 + 39115^2 .

It is a cyclic number.

It is not a de Polignac number, because 3221331101 - 2¹⁸ = 3221068957 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3221331101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3221331109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1610665550 + 1610665551.

It is an arithmetic number, because the mean of its divisors is an integer number (1610665551).

Almost surely, 2^3221331101 is an apocalyptic number.

It is an amenable number.

3221331101 is a deficient number, since it is larger than the sum of its proper divisors (1).

3221331101 is an equidigital number, since it uses as much as digits as its factorization.

3221331101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 3221331101 is about 56756.7714109955. The cubic root of 3221331101 is about 1476.8797027037.

Adding to 3221331101 its reverse (1011331223), we get a palindrome (4232662324).

The spelling of 3221331101 in words is "three billion, two hundred twenty-one million, three hundred thirty-one thousand, one hundred one".