12200222222009 has 2 divisors, whose sum is σ = 12200222222010. Its totient is φ = 12200222222008.

The previous prime is 12200222221987. The next prime is 12200222222063. The reversal of 12200222222009 is 90022222200221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8833657789609 + 3366564432400 = 2972147^2 + 1834820^2 .

It is an emirp because it is prime and its reverse (90022222200221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12200222222009 - 2⁸ = 12200222221753 is a prime.

It is not a weakly prime, because it can be changed into another prime (12200222222809) 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, 6100111111004 + 6100111111005.

It is an arithmetic number, because the mean of its divisors is an integer number (6100111111005).

Almost surely, 2^{12200222222009} is an apocalyptic number.

It is an amenable number.

12200222222009 is a deficient number, since it is larger than the sum of its proper divisors (1).

12200222222009 is an equidigital number, since it uses as much as digits as its factorization.

12200222222009 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 26.

The spelling of 12200222222009 in words is "twelve trillion, two hundred billion, two hundred twenty-two million, two hundred twenty-two thousand, nine".