3230423221 has 2 divisors, whose sum is σ = 3230423222. Its totient is φ = 3230423220.

The previous prime is 3230423059. The next prime is 3230423227. The reversal of 3230423221 is 1223240323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1790220721 + 1440202500 = 42311^2 + 37950^2 .

It is an emirp because it is prime and its reverse (1223240323) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3230423221 - 2¹⁵ = 3230390453 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3230423192 and 3230423201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3230423227) 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, 1615211610 + 1615211611.

It is an arithmetic number, because the mean of its divisors is an integer number (1615211611).

Almost surely, 2^3230423221 is an apocalyptic number.

It is an amenable number.

3230423221 is a deficient number, since it is larger than the sum of its proper divisors (1).

3230423221 is an equidigital number, since it uses as much as digits as its factorization.

3230423221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 3230423221 is about 56836.8121994892. The cubic root of 3230423221 is about 1478.2678818421.

Adding to 3230423221 its reverse (1223240323), we get a palindrome (4453663544).

The spelling of 3230423221 in words is "three billion, two hundred thirty million, four hundred twenty-three thousand, two hundred twenty-one".