224341130021 has 2 divisors, whose sum is σ = 224341130022. Its totient is φ = 224341130020.

The previous prime is 224341129963. The next prime is 224341130047. The reversal of 224341130021 is 120031143422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 181272429121 + 43068700900 = 425761^2 + 207530^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224341130021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (224341130621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112170565010 + 112170565011.

It is an arithmetic number, because the mean of its divisors is an integer number (112170565011).

Almost surely, 2^224341130021 is an apocalyptic number.

It is an amenable number.

224341130021 is a deficient number, since it is larger than the sum of its proper divisors (1).

224341130021 is an equidigital number, since it uses as much as digits as its factorization.

224341130021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 224341130021 its reverse (120031143422), we get a palindrome (344372273443).

The spelling of 224341130021 in words is "two hundred twenty-four billion, three hundred forty-one million, one hundred thirty thousand, twenty-one".