12203223112009 has 2 divisors, whose sum is σ = 12203223112010. Its totient is φ = 12203223112008.

The previous prime is 12203223112001. The next prime is 12203223112013. The reversal of 12203223112009 is 90021132230221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9753597455625 + 2449625656384 = 3123075^2 + 1565128^2 .

It is a cyclic number.

It is not a de Polignac number, because 12203223112009 - 2³ = 12203223112001 is a prime.

It is not a weakly prime, because it can be changed into another prime (12203223112001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6101611556004 + 6101611556005.

It is an arithmetic number, because the mean of its divisors is an integer number (6101611556005).

Almost surely, 2^{12203223112009} is an apocalyptic number.

It is an amenable number.

12203223112009 is a deficient number, since it is larger than the sum of its proper divisors (1).

12203223112009 is an equidigital number, since it uses as much as digits as its factorization.

12203223112009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 28.

The spelling of 12203223112009 in words is "twelve trillion, two hundred three billion, two hundred twenty-three million, one hundred twelve thousand, nine".