12223103122309 has 2 divisors, whose sum is σ = 12223103122310. Its totient is φ = 12223103122308.

The previous prime is 12223103122291. The next prime is 12223103122339. The reversal of 12223103122309 is 90322130132221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11467806552225 + 755296570084 = 3386415^2 + 869078^2 .

It is a cyclic number.

It is not a de Polignac number, because 12223103122309 - 2²³ = 12223094733701 is a prime.

It is a super-2 number, since 2×12223103122309² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12223103122339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6111551561154 + 6111551561155.

It is an arithmetic number, because the mean of its divisors is an integer number (6111551561155).

Almost surely, 2^{12223103122309} is an apocalyptic number.

It is an amenable number.

12223103122309 is a deficient number, since it is larger than the sum of its proper divisors (1).

12223103122309 is an equidigital number, since it uses as much as digits as its factorization.

12223103122309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 31.

The spelling of 12223103122309 in words is "twelve trillion, two hundred twenty-three billion, one hundred three million, one hundred twenty-two thousand, three hundred nine".