123030112224 has 48 divisors (see below), whose sum is σ = 323286888960. Its totient is φ = 40967771520.

The previous prime is 123030112213. The next prime is 123030112241. The reversal of 123030112224 is 422211030321.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 123030112224.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 566704 + ... + 753135.

It is an arithmetic number, because the mean of its divisors is an integer number (6735143520).

Almost surely, 2^123030112224 is an apocalyptic number.

It is an amenable number.

123030112224 is an abundant number, since it is smaller than the sum of its proper divisors (200256776736).

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

123030112224 is a wasteful number, since it uses less digits than its factorization.

123030112224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1320823 (or 1320815 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 123030112224 its reverse (422211030321), we get a palindrome (545241142545).

The spelling of 123030112224 in words is "one hundred twenty-three billion, thirty million, one hundred twelve thousand, two hundred twenty-four".