12204243329 has 2 divisors, whose sum is σ = 12204243330. Its totient is φ = 12204243328.

The previous prime is 12204243313. The next prime is 12204243349. The reversal of 12204243329 is 92334240221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10954762225 + 1249481104 = 104665^2 + 35348^2 .

It is an emirp because it is prime and its reverse (92334240221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12204243329 - 2⁴ = 12204243313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12204243295 and 12204243304.

It is not a weakly prime, because it can be changed into another prime (12204243349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6102121664 + 6102121665.

It is an arithmetic number, because the mean of its divisors is an integer number (6102121665).

Almost surely, 2^12204243329 is an apocalyptic number.

It is an amenable number.

12204243329 is a deficient number, since it is larger than the sum of its proper divisors (1).

12204243329 is an equidigital number, since it uses as much as digits as its factorization.

12204243329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 32.

The spelling of 12204243329 in words is "twelve billion, two hundred four million, two hundred forty-three thousand, three hundred twenty-nine".