423324231013 has 2 divisors, whose sum is σ = 423324231014. Its totient is φ = 423324231012.

The previous prime is 423324231007. The next prime is 423324231017. The reversal of 423324231013 is 310132423324.

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., 329272835329 + 94051395684 = 573823^2 + 306678^2 .

It is a cyclic number.

It is not a de Polignac number, because 423324231013 - 2⁹ = 423324230501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423324231017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211662115506 + 211662115507.

It is an arithmetic number, because the mean of its divisors is an integer number (211662115507).

Almost surely, 2^423324231013 is an apocalyptic number.

It is an amenable number.

423324231013 is a deficient number, since it is larger than the sum of its proper divisors (1).

423324231013 is an equidigital number, since it uses as much as digits as its factorization.

423324231013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 423324231013 its reverse (310132423324), we get a palindrome (733456654337).

The spelling of 423324231013 in words is "four hundred twenty-three billion, three hundred twenty-four million, two hundred thirty-one thousand, thirteen".