430224244224421 has 2 divisors, whose sum is σ = 430224244224422. Its totient is φ = 430224244224420.

The previous prime is 430224244224337. The next prime is 430224244224431. The reversal of 430224244224421 is 124422442422034.

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., 424976617031521 + 5247627192900 = 20614961^2 + 2290770^2 .

It is a cyclic number.

It is not a de Polignac number, because 430224244224421 - 2¹³ = 430224244216229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (430224244224431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215112122112210 + 215112122112211.

It is an arithmetic number, because the mean of its divisors is an integer number (215112122112211).

Almost surely, 2^{430224244224421} is an apocalyptic number.

It is an amenable number.

430224244224421 is a deficient number, since it is larger than the sum of its proper divisors (1).

430224244224421 is an equidigital number, since it uses as much as digits as its factorization.

430224244224421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 786432, while the sum is 40.

Adding to 430224244224421 its reverse (124422442422034), we get a palindrome (554646686646455).

The spelling of 430224244224421 in words is "four hundred thirty trillion, two hundred twenty-four billion, two hundred forty-four million, two hundred twenty-four thousand, four hundred twenty-one".