224144142322 has 4 divisors (see below), whose sum is σ = 336216213486. Its totient is φ = 112072071160.

The previous prime is 224144142311. The next prime is 224144142323. The reversal of 224144142322 is 223241441422.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 223241441422 = 2 ⋅111620720711.

It can be written as a sum of positive squares in only one way, i.e., 177669837081 + 46474305241 = 421509^2 + 215579^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (224144142323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56036035579 + ... + 56036035582.

Almost surely, 2^224144142322 is an apocalyptic number.

224144142322 is a deficient number, since it is larger than the sum of its proper divisors (112072071164).

224144142322 is a wasteful number, since it uses less digits than its factorization.

224144142322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112072071163.

The product of its digits is 24576, while the sum is 31.

Adding to 224144142322 its reverse (223241441422), we get a palindrome (447385583744).

The spelling of 224144142322 in words is "two hundred twenty-four billion, one hundred forty-four million, one hundred forty-two thousand, three hundred twenty-two".