123044113443105 has 48 divisors (see below), whose sum is σ = 225823710602880. Its totient is φ = 61762889470464.

The previous prime is 123044113443079. The next prime is 123044113443127. The reversal of 123044113443105 is 501344311440321.

123044113443105 is a `hidden beast` number, since 1 + 2 + 30 + 441 + 134 + 43 + 10 + 5 = 666.

It is not a de Polignac number, because 123044113443105 - 2¹¹ = 123044113441057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 123044113443105.

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 47 ways as a sum of consecutive naturals, for example, 128869794 + ... + 129821076.

It is an arithmetic number, because the mean of its divisors is an integer number (4704660637560).

Almost surely, 2^{123044113443105} is an apocalyptic number.

123044113443105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

123044113443105 is a deficient number, since it is larger than the sum of its proper divisors (102779597159775).

123044113443105 is a wasteful number, since it uses less digits than its factorization.

123044113443105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1120390 (or 1120387 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

Adding to 123044113443105 its reverse (501344311440321), we get a palindrome (624388424883426).

The spelling of 123044113443105 in words is "one hundred twenty-three trillion, forty-four billion, one hundred thirteen million, four hundred forty-three thousand, one hundred five".