12223231211129 has 2 divisors, whose sum is σ = 12223231211130. Its totient is φ = 12223231211128.

The previous prime is 12223231211089. The next prime is 12223231211159. The reversal of 12223231211129 is 92111213232221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12130258053904 + 92973157225 = 3482852^2 + 304915^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12223231211129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12223231211095 and 12223231211104.

It is not a weakly prime, because it can be changed into another prime (12223231211159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6111615605564 + 6111615605565.

It is an arithmetic number, because the mean of its divisors is an integer number (6111615605565).

Almost surely, 2^{12223231211129} is an apocalyptic number.

It is an amenable number.

12223231211129 is a deficient number, since it is larger than the sum of its proper divisors (1).

12223231211129 is an equidigital number, since it uses as much as digits as its factorization.

12223231211129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 32.

The spelling of 12223231211129 in words is "twelve trillion, two hundred twenty-three billion, two hundred thirty-one million, two hundred eleven thousand, one hundred twenty-nine".