12204293939 has 2 divisors, whose sum is σ = 12204293940. Its totient is φ = 12204293938.

The previous prime is 12204293929. The next prime is 12204293953. The reversal of 12204293939 is 93939240221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12204293939 - 2¹² = 12204289843 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12204293939.

It is not a weakly prime, because it can be changed into another prime (12204293929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6102146969 + 6102146970.

It is an arithmetic number, because the mean of its divisors is an integer number (6102146970).

Almost surely, 2^12204293939 is an apocalyptic number.

12204293939 is a deficient number, since it is larger than the sum of its proper divisors (1).

12204293939 is an equidigital number, since it uses as much as digits as its factorization.

12204293939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 209952, while the sum is 44.

The spelling of 12204293939 in words is "twelve billion, two hundred four million, two hundred ninety-three thousand, nine hundred thirty-nine".