423034541123 has 2 divisors, whose sum is σ = 423034541124. Its totient is φ = 423034541122.

The previous prime is 423034541119. The next prime is 423034541173. The reversal of 423034541123 is 321145430324.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 423034541123 - 2² = 423034541119 is a prime.

It is a super-2 number, since 2×423034541123² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 423034541123.

It is not a weakly prime, because it can be changed into another prime (423034541113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211517270561 + 211517270562.

It is an arithmetic number, because the mean of its divisors is an integer number (211517270562).

Almost surely, 2^423034541123 is an apocalyptic number.

423034541123 is a deficient number, since it is larger than the sum of its proper divisors (1).

423034541123 is an equidigital number, since it uses as much as digits as its factorization.

423034541123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 423034541123 its reverse (321145430324), we get a palindrome (744179971447).

The spelling of 423034541123 in words is "four hundred twenty-three billion, thirty-four million, five hundred forty-one thousand, one hundred twenty-three".