224310121424 has 20 divisors (see below), whose sum is σ = 434608494660. Its totient is φ = 112153090560.

The previous prime is 224310121421. The next prime is 224310121429. The reversal of 224310121424 is 424121013422.

It can be written as a sum of positive squares in 2 ways, for example, as 160906881424 + 63403240000 = 401132^2 + 251800^2 .

It is a junction number, because it is equal to n+sod(n) for n = 224310121393 and 224310121402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224310121421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1350794 + ... + 1507734.

It is an arithmetic number, because the mean of its divisors is an integer number (21730424733).

Almost surely, 2^224310121424 is an apocalyptic number.

It is an amenable number.

224310121424 is a deficient number, since it is larger than the sum of its proper divisors (210298373236).

224310121424 is a wasteful number, since it uses less digits than its factorization.

224310121424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246278 (or 246272 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 224310121424 its reverse (424121013422), we get a palindrome (648431134846).

The spelling of 224310121424 in words is "two hundred twenty-four billion, three hundred ten million, one hundred twenty-one thousand, four hundred twenty-four".