123411130115530 has 16 divisors (see below), whose sum is σ = 235207095044040. Its totient is φ = 46460660749312.

The previous prime is 123411130115527. The next prime is 123411130115557. The reversal of 123411130115530 is 35511031114321.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 100723122560281 + 22688007555249 = 10036091^2 + 4763193^2 .

It is a super-2 number, since 2×123411130115530² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 123411130115492 and 123411130115501.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 362973911935 + ... + 362973912274.

Almost surely, 2^{123411130115530} is an apocalyptic number.

123411130115530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123411130115530 is a deficient number, since it is larger than the sum of its proper divisors (111795964928510).

123411130115530 is a wasteful number, since it uses less digits than its factorization.

123411130115530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725947824233.

The product of its (nonzero) digits is 5400, while the sum is 31.

Adding to 123411130115530 its reverse (35511031114321), we get a palindrome (158922161229851).

The spelling of 123411130115530 in words is "one hundred twenty-three trillion, four hundred eleven billion, one hundred thirty million, one hundred fifteen thousand, five hundred thirty".