224040421313 has 8 divisors (see below), whose sum is σ = 225000915816. Its totient is φ = 223081084800.

The previous prime is 224040421307. The next prime is 224040421399. The reversal of 224040421313 is 313124040422.

It can be written as a sum of positive squares in 4 ways, for example, as 31453731904 + 192586689409 = 177352^2 + 438847^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 224040421313 - 2¹² = 224040417217 is a prime.

It is a super-2 number, since 2×224040421313² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (224040421013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99395 + ... + 676727.

It is an arithmetic number, because the mean of its divisors is an integer number (28125114477).

Almost surely, 2^224040421313 is an apocalyptic number.

It is an amenable number.

224040421313 is a deficient number, since it is larger than the sum of its proper divisors (960494503).

224040421313 is a wasteful number, since it uses less digits than its factorization.

224040421313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578995.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 224040421313 its reverse (313124040422), we get a palindrome (537164461735).

The spelling of 224040421313 in words is "two hundred twenty-four billion, forty million, four hundred twenty-one thousand, three hundred thirteen".