12222203009 has 2 divisors, whose sum is σ = 12222203010. Its totient is φ = 12222203008.

The previous prime is 12222202991. The next prime is 12222203029. The reversal of 12222203009 is 90030222221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6122593009 + 6099610000 = 78247^2 + 78100^2 .

It is a cyclic number.

It is not a de Polignac number, because 12222203009 - 2⁸ = 12222202753 is a prime.

It is not a weakly prime, because it can be changed into another prime (12222203029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6111101504 + 6111101505.

It is an arithmetic number, because the mean of its divisors is an integer number (6111101505).

Almost surely, 2^12222203009 is an apocalyptic number.

It is an amenable number.

12222203009 is a deficient number, since it is larger than the sum of its proper divisors (1).

12222203009 is an equidigital number, since it uses as much as digits as its factorization.

12222203009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

The spelling of 12222203009 in words is "twelve billion, two hundred twenty-two million, two hundred three thousand, nine".