123043010103 has 24 divisors (see below), whose sum is σ = 193823040320. Its totient is φ = 74760304320.

The previous prime is 123043010063. The next prime is 123043010117. The reversal of 123043010103 is 301010340321.

123043010103 is a `hidden beast` number, since 1 + 230 + 430 + 1 + 0 + 1 + 0 + 3 = 666.

It is not a de Polignac number, because 123043010103 - 2⁶ = 123043010039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123043010143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6646768 + ... + 6665253.

Almost surely, 2^123043010103 is an apocalyptic number.

123043010103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

123043010103 is a deficient number, since it is larger than the sum of its proper divisors (70780030217).

123043010103 is a wasteful number, since it uses less digits than its factorization.

123043010103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13312119 (or 13312116 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 123043010103 its reverse (301010340321), we get a palindrome (424053350424).

The spelling of 123043010103 in words is "one hundred twenty-three billion, forty-three million, ten thousand, one hundred three".