224340442243 has 16 divisors (see below), whose sum is σ = 241740921600. Its totient is φ = 207546991200.

The previous prime is 224340442219. The next prime is 224340442259. The reversal of 224340442243 is 342244043422.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224340442243 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 224340442199 and 224340442208.

It is not an unprimeable number, because it can be changed into a prime (224340442283) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 493396 + ... + 831937.

It is an arithmetic number, because the mean of its divisors is an integer number (15108807600).

Almost surely, 2^224340442243 is an apocalyptic number.

224340442243 is a deficient number, since it is larger than the sum of its proper divisors (17400479357).

224340442243 is a wasteful number, since it uses less digits than its factorization.

224340442243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1325562.

The product of its (nonzero) digits is 147456, while the sum is 34.

Adding to 224340442243 its reverse (342244043422), we get a palindrome (566584485665).

The spelling of 224340442243 in words is "two hundred twenty-four billion, three hundred forty million, four hundred forty-two thousand, two hundred forty-three".