123403324214205 has 224 divisors, whose sum is σ = 262467654681600. Its totient is φ = 55640126949120.

The previous prime is 123403324214167. The next prime is 123403324214239. The reversal of 123403324214205 is 502412423304321.

123403324214205 is a `hidden beast` number, since 1 + 2 + 3 + 403 + 3 + 2 + 42 + 1 + 4 + 205 = 666.

It is not a de Polignac number, because 123403324214205 - 2⁶ = 123403324214141 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 123403324214205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 223 ways as a sum of consecutive naturals, for example, 90591100 + ... + 91943210.

Almost surely, 2^{123403324214205} is an apocalyptic number.

123403324214205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

123403324214205 is an abundant number, since it is smaller than the sum of its proper divisors (139064330467395).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123403324214205 is an frugal number, since it uses more digits than its factorization.

123403324214205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1352228 (or 1352199 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

Adding to 123403324214205 its reverse (502412423304321), we get a palindrome (625815747518526).

The spelling of 123403324214205 in words is "one hundred twenty-three trillion, four hundred three billion, three hundred twenty-four million, two hundred fourteen thousand, two hundred five".