123314331230505 has 48 divisors (see below), whose sum is σ = 214044847433040. Its totient is φ = 65675340670464.

The previous prime is 123314331230477. The next prime is 123314331230543. The reversal of 123314331230505 is 505032133413321.

123314331230505 is a `hidden beast` number, since 1 + 2 + 3 + 3 + 14 + 331 + 2 + 305 + 0 + 5 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 72689811292224 + 50624519938281 = 8525832^2 + 7115091^2 .

It is not a de Polignac number, because 123314331230505 - 2⁵ = 123314331230473 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 123314331230505.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1081752051 + ... + 1081866039.

It is an arithmetic number, because the mean of its divisors is an integer number (4459267654855).

Almost surely, 2^{123314331230505} is an apocalyptic number.

123314331230505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

123314331230505 is a deficient number, since it is larger than the sum of its proper divisors (90730516202535).

123314331230505 is a wasteful number, since it uses less digits than its factorization.

123314331230505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147530 (or 147527 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 36.

Adding to 123314331230505 its reverse (505032133413321), we get a palindrome (628346464643826).

The spelling of 123314331230505 in words is "one hundred twenty-three trillion, three hundred fourteen billion, three hundred thirty-one million, two hundred thirty thousand, five hundred five".