123103320252224 has 56 divisors (see below), whose sum is σ = 263174081661960. Its totient is φ = 56795337252864.

The previous prime is 123103320252181. The next prime is 123103320252301. The reversal of 123103320252224 is 422252023301321.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3246367925824 + 119856952326400 = 1801768^2 + 10947920^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25906709 + ... + 30288020.

It is an arithmetic number, because the mean of its divisors is an integer number (4699537172535).

Almost surely, 2^{123103320252224} is an apocalyptic number.

It is an amenable number.

123103320252224 is an abundant number, since it is smaller than the sum of its proper divisors (140070761409736).

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

123103320252224 is a wasteful number, since it uses less digits than its factorization.

123103320252224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56197387 (or 56197377 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 123103320252224 its reverse (422252023301321), we get a palindrome (545355343553545).

The spelling of 123103320252224 in words is "one hundred twenty-three trillion, one hundred three billion, three hundred twenty million, two hundred fifty-two thousand, two hundred twenty-four".