423113110523 has 2 divisors, whose sum is σ = 423113110524. Its totient is φ = 423113110522.

The previous prime is 423113110513. The next prime is 423113110547. The reversal of 423113110523 is 325011311324.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 423113110523 - 2²⁰ = 423112061947 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 423113110492 and 423113110501.

It is not a weakly prime, because it can be changed into another prime (423113110513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211556555261 + 211556555262.

It is an arithmetic number, because the mean of its divisors is an integer number (211556555262).

Almost surely, 2^423113110523 is an apocalyptic number.

423113110523 is a deficient number, since it is larger than the sum of its proper divisors (1).

423113110523 is an equidigital number, since it uses as much as digits as its factorization.

423113110523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 26.

Adding to 423113110523 its reverse (325011311324), we get a palindrome (748124421847).

The spelling of 423113110523 in words is "four hundred twenty-three billion, one hundred thirteen million, one hundred ten thousand, five hundred twenty-three".