224220640403 has 4 divisors (see below), whose sum is σ = 236021726760. Its totient is φ = 212419554048.

The previous prime is 224220640291. The next prime is 224220640421. The reversal of 224220640403 is 304046022422.

It is a happy number.

224220640403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224220640403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (224220643403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5900543150 + ... + 5900543187.

It is an arithmetic number, because the mean of its divisors is an integer number (59005431690).

Almost surely, 2^224220640403 is an apocalyptic number.

224220640403 is a deficient number, since it is larger than the sum of its proper divisors (11801086357).

224220640403 is a wasteful number, since it uses less digits than its factorization.

224220640403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11801086356.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 224220640403 its reverse (304046022422), we get a palindrome (528266662825).

The spelling of 224220640403 in words is "two hundred twenty-four billion, two hundred twenty million, six hundred forty thousand, four hundred three".