3223422161 has 2 divisors, whose sum is σ = 3223422162. Its totient is φ = 3223422160.

The previous prime is 3223422149. The next prime is 3223422221. The reversal of 3223422161 is 1612243223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2909955136 + 313467025 = 53944^2 + 17705^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3223422161 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3223422161.

It is not a weakly prime, because it can be changed into another prime (3223422121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1611711080 + 1611711081.

It is an arithmetic number, because the mean of its divisors is an integer number (1611711081).

Almost surely, 2^3223422161 is an apocalyptic number.

It is an amenable number.

3223422161 is a deficient number, since it is larger than the sum of its proper divisors (1).

3223422161 is an equidigital number, since it uses as much as digits as its factorization.

3223422161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 26.

The square root of 3223422161 is about 56775.1896606255. The cubic root of 3223422161 is about 1477.1991954840.

Adding to 3223422161 its reverse (1612243223), we get a palindrome (4835665384).

The spelling of 3223422161 in words is "three billion, two hundred twenty-three million, four hundred twenty-two thousand, one hundred sixty-one".