423120004201 has 2 divisors, whose sum is σ = 423120004202. Its totient is φ = 423120004200.

The previous prime is 423120004189. The next prime is 423120004211. The reversal of 423120004201 is 102400021324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 316716826176 + 106403178025 = 562776^2 + 326195^2 .

It is a cyclic number.

It is not a de Polignac number, because 423120004201 - 2⁵ = 423120004169 is a prime.

It is not a weakly prime, because it can be changed into another prime (423120004211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211560002100 + 211560002101.

It is an arithmetic number, because the mean of its divisors is an integer number (211560002101).

Almost surely, 2^423120004201 is an apocalyptic number.

It is an amenable number.

423120004201 is a deficient number, since it is larger than the sum of its proper divisors (1).

423120004201 is an equidigital number, since it uses as much as digits as its factorization.

423120004201 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.

Adding to 423120004201 its reverse (102400021324), we get a palindrome (525520025525).

The spelling of 423120004201 in words is "four hundred twenty-three billion, one hundred twenty million, four thousand, two hundred one".