123003130030042 has 8 divisors (see below), whose sum is σ = 184505447686176. Its totient is φ = 61501314134652.

The previous prime is 123003130030007. The next prime is 123003130030073. The reversal of 123003130030042 is 240030031300321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 123003130029995 and 123003130030022.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124826728 + ... + 125808259.

It is an arithmetic number, because the mean of its divisors is an integer number (23063180960772).

Almost surely, 2^{123003130030042} is an apocalyptic number.

123003130030042 is a deficient number, since it is larger than the sum of its proper divisors (61502317656134).

123003130030042 is a wasteful number, since it uses less digits than its factorization.

123003130030042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250880372.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 123003130030042 its reverse (240030031300321), we get a palindrome (363033161330363).

The spelling of 123003130030042 in words is "one hundred twenty-three trillion, three billion, one hundred thirty million, thirty thousand, forty-two".