12342655541231 has 2 divisors, whose sum is σ = 12342655541232. Its totient is φ = 12342655541230.

The previous prime is 12342655541221. The next prime is 12342655541239. The reversal of 12342655541231 is 13214555624321.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12342655541231 - 2³⁸ = 12067777634287 is a prime.

It is a super-2 number, since 2×12342655541231² (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 (12342655541239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6171327770615 + 6171327770616.

It is an arithmetic number, because the mean of its divisors is an integer number (6171327770616).

Almost surely, 2^{12342655541231} is an apocalyptic number.

12342655541231 is a deficient number, since it is larger than the sum of its proper divisors (1).

12342655541231 is an equidigital number, since it uses as much as digits as its factorization.

12342655541231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864000, while the sum is 44.

The spelling of 12342655541231 in words is "twelve trillion, three hundred forty-two billion, six hundred fifty-five million, five hundred forty-one thousand, two hundred thirty-one".