123424104103 has 4 divisors (see below), whose sum is σ = 127405526848. Its totient is φ = 119442681360.

The previous prime is 123424104079. The next prime is 123424104149. The reversal of 123424104103 is 301401424321.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 123424104103 - 2²⁹ = 122887233191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123424104403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1990711326 + ... + 1990711387.

It is an arithmetic number, because the mean of its divisors is an integer number (31851381712).

Almost surely, 2^123424104103 is an apocalyptic number.

123424104103 is a deficient number, since it is larger than the sum of its proper divisors (3981422745).

123424104103 is an equidigital number, since it uses as much as digits as its factorization.

123424104103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3981422744.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 123424104103 its reverse (301401424321), we get a palindrome (424825528424).

The spelling of 123424104103 in words is "one hundred twenty-three billion, four hundred twenty-four million, one hundred four thousand, one hundred three".