224295901321 has 2 divisors, whose sum is σ = 224295901322. Its totient is φ = 224295901320.

The previous prime is 224295901309. The next prime is 224295901327. The reversal of 224295901321 is 123109592422.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 190903455625 + 33392445696 = 436925^2 + 182736^2 .

It is a cyclic number.

It is not a de Polignac number, because 224295901321 - 2¹⁷ = 224295770249 is a prime.

It is not a weakly prime, because it can be changed into another prime (224295901327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112147950660 + 112147950661.

It is an arithmetic number, because the mean of its divisors is an integer number (112147950661).

Almost surely, 2^224295901321 is an apocalyptic number.

It is an amenable number.

224295901321 is a deficient number, since it is larger than the sum of its proper divisors (1).

224295901321 is an equidigital number, since it uses as much as digits as its factorization.

224295901321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 40.

The spelling of 224295901321 in words is "two hundred twenty-four billion, two hundred ninety-five million, nine hundred one thousand, three hundred twenty-one".