12233212312261 has 2 divisors, whose sum is σ = 12233212312262. Its totient is φ = 12233212312260.

The previous prime is 12233212312213. The next prime is 12233212312289. The reversal of 12233212312261 is 16221321233221.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6688275268900 + 5544937043361 = 2586170^2 + 2354769^2 .

It is a cyclic number.

It is not a de Polignac number, because 12233212312261 - 2⁷ = 12233212312133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12233212312361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6116606156130 + 6116606156131.

It is an arithmetic number, because the mean of its divisors is an integer number (6116606156131).

Almost surely, 2^{12233212312261} is an apocalyptic number.

It is an amenable number.

12233212312261 is a deficient number, since it is larger than the sum of its proper divisors (1).

12233212312261 is an equidigital number, since it uses as much as digits as its factorization.

12233212312261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 31.

Adding to 12233212312261 its reverse (16221321233221), we get a palindrome (28454533545482).

The spelling of 12233212312261 in words is "twelve trillion, two hundred thirty-three billion, two hundred twelve million, three hundred twelve thousand, two hundred sixty-one".