123122304130423 has 24 divisors (see below), whose sum is σ = 134794491828480. Its totient is φ = 112402814509440.

The previous prime is 123122304130421. The next prime is 123122304130429. The reversal of 123122304130423 is 324031403221321.

It is not a de Polignac number, because 123122304130423 - 2¹ = 123122304130421 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 (123122304130421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5439768 + ... + 16608301.

It is an arithmetic number, because the mean of its divisors is an integer number (5616437159520).

Almost surely, 2^{123122304130423} is an apocalyptic number.

123122304130423 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

123122304130423 is a deficient number, since it is larger than the sum of its proper divisors (11672187698057).

123122304130423 is a wasteful number, since it uses less digits than its factorization.

123122304130423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22048459 (or 22048446 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 123122304130423 its reverse (324031403221321), we get a palindrome (447153707351744).

The spelling of 123122304130423 in words is "one hundred twenty-three trillion, one hundred twenty-two billion, three hundred four million, one hundred thirty thousand, four hundred twenty-three".