3423162221 has 2 divisors, whose sum is σ = 3423162222. Its totient is φ = 3423162220.

The previous prime is 3423162203. The next prime is 3423162307. The reversal of 3423162221 is 1222613243.

3423162221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2233602121 + 1189560100 = 47261^2 + 34490^2 .

It is a cyclic number.

It is not a de Polignac number, because 3423162221 - 2⁶ = 3423162157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3423162521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1711581110 + 1711581111.

It is an arithmetic number, because the mean of its divisors is an integer number (1711581111).

Almost surely, 2^3423162221 is an apocalyptic number.

It is an amenable number.

3423162221 is a deficient number, since it is larger than the sum of its proper divisors (1).

3423162221 is an equidigital number, since it uses as much as digits as its factorization.

3423162221 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 3423162221 is about 58507.7962411848. The cubic root of 3423162221 is about 1507.1014702090.

Adding to 3423162221 its reverse (1222613243), we get a palindrome (4645775464).

The spelling of 3423162221 in words is "three billion, four hundred twenty-three million, one hundred sixty-two thousand, two hundred twenty-one".