13431431230223 has 2 divisors, whose sum is σ = 13431431230224. Its totient is φ = 13431431230222.

The previous prime is 13431431230201. The next prime is 13431431230267. The reversal of 13431431230223 is 32203213413431.

It is a weak prime.

It is an emirp because it is prime and its reverse (32203213413431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13431431230223 - 2¹² = 13431431226127 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13431431230223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13431431238223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6715715615111 + 6715715615112.

It is an arithmetic number, because the mean of its divisors is an integer number (6715715615112).

Almost surely, 2^{13431431230223} is an apocalyptic number.

13431431230223 is a deficient number, since it is larger than the sum of its proper divisors (1).

13431431230223 is an equidigital number, since it uses as much as digits as its factorization.

13431431230223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 32.

Adding to 13431431230223 its reverse (32203213413431), we get a palindrome (45634644643654).

The spelling of 13431431230223 in words is "thirteen trillion, four hundred thirty-one billion, four hundred thirty-one million, two hundred thirty thousand, two hundred twenty-three".