12201330209 has 2 divisors, whose sum is σ = 12201330210. Its totient is φ = 12201330208.

The previous prime is 12201330199. The next prime is 12201330233. The reversal of 12201330209 is 90203310221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8412558400 + 3788771809 = 91720^2 + 61553^2 .

It is a cyclic number.

It is not a de Polignac number, because 12201330209 - 2⁸ = 12201329953 is a prime.

It is not a weakly prime, because it can be changed into another prime (12201330409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6100665104 + 6100665105.

It is an arithmetic number, because the mean of its divisors is an integer number (6100665105).

Almost surely, 2^12201330209 is an apocalyptic number.

It is an amenable number.

12201330209 is a deficient number, since it is larger than the sum of its proper divisors (1).

12201330209 is an equidigital number, since it uses as much as digits as its factorization.

12201330209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

The spelling of 12201330209 in words is "twelve billion, two hundred one million, three hundred thirty thousand, two hundred nine".