3204212243 has 2 divisors, whose sum is σ = 3204212244. Its totient is φ = 3204212242.

The previous prime is 3204212239. The next prime is 3204212257. The reversal of 3204212243 is 3422124023.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3204212243 - 2² = 3204212239 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (3204212273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1602106121 + 1602106122.

It is an arithmetic number, because the mean of its divisors is an integer number (1602106122).

Almost surely, 2^3204212243 is an apocalyptic number.

3204212243 is a deficient number, since it is larger than the sum of its proper divisors (1).

3204212243 is an equidigital number, since it uses as much as digits as its factorization.

3204212243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 3204212243 is about 56605.7615707094. The cubic root of 3204212243 is about 1474.2589007868.

Adding to 3204212243 its reverse (3422124023), we get a palindrome (6626336266).

The spelling of 3204212243 in words is "three billion, two hundred four million, two hundred twelve thousand, two hundred forty-three".