423224101 has 2 divisors, whose sum is σ = 423224102. Its totient is φ = 423224100.

The previous prime is 423224063. The next prime is 423224117. The reversal of 423224101 is 101422324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 418161601 + 5062500 = 20449^2 + 2250^2 .

It is a cyclic number.

It is not a de Polignac number, because 423224101 - 2¹¹ = 423222053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423224141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211612050 + 211612051.

It is an arithmetic number, because the mean of its divisors is an integer number (211612051).

Almost surely, 2^423224101 is an apocalyptic number.

It is an amenable number.

423224101 is a deficient number, since it is larger than the sum of its proper divisors (1).

423224101 is an equidigital number, since it uses as much as digits as its factorization.

423224101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 423224101 is about 20572.4111615532. The cubic root of 423224101 is about 750.7986165728.

Adding to 423224101 its reverse (101422324), we get a palindrome (524646425).

The spelling of 423224101 in words is "four hundred twenty-three million, two hundred twenty-four thousand, one hundred one".