123301303303123 has 24 divisors (see below), whose sum is σ = 136287514301120. Its totient is φ = 111465274694400.

The previous prime is 123301303303097. The next prime is 123301303303159. The reversal of 123301303303123 is 321303303103321.

It is not a de Polignac number, because 123301303303123 - 2¹⁷ = 123301303172051 is a prime.

It is a super-2 number, since 2×123301303303123² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 123301303303091 and 123301303303100.

It is not an unprimeable number, because it can be changed into a prime (123301303303193) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 337947211 + ... + 338311867.

Almost surely, 2^{123301303303123} is an apocalyptic number.

123301303303123 is a deficient number, since it is larger than the sum of its proper divisors (12986210997997).

123301303303123 is a wasteful number, since it uses less digits than its factorization.

123301303303123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380299 (or 380288 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 28.

Adding to 123301303303123 its reverse (321303303103321), we get a palindrome (444604606406444).

The spelling of 123301303303123 in words is "one hundred twenty-three trillion, three hundred one billion, three hundred three million, three hundred three thousand, one hundred twenty-three".