224004421001 has 2 divisors, whose sum is σ = 224004421002. Its totient is φ = 224004421000.

The previous prime is 224004420967. The next prime is 224004421031. The reversal of 224004421001 is 100124400422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 222935065600 + 1069355401 = 472160^2 + 32701^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224004421001 is a prime.

It is not a weakly prime, because it can be changed into another prime (224004421031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112002210500 + 112002210501.

It is an arithmetic number, because the mean of its divisors is an integer number (112002210501).

Almost surely, 2^224004421001 is an apocalyptic number.

It is an amenable number.

224004421001 is a deficient number, since it is larger than the sum of its proper divisors (1).

224004421001 is an equidigital number, since it uses as much as digits as its factorization.

224004421001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 224004421001 its reverse (100124400422), we get a palindrome (324128821423).

The spelling of 224004421001 in words is "two hundred twenty-four billion, four million, four hundred twenty-one thousand, one".