422134201 has 2 divisors, whose sum is σ = 422134202. Its totient is φ = 422134200.

The previous prime is 422134189. The next prime is 422134211. The reversal of 422134201 is 102431224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 271458576 + 150675625 = 16476^2 + 12275^2 .

It is a cyclic number.

It is not a de Polignac number, because 422134201 - 2¹⁹ = 421609913 is a prime.

It is equal to p_22452121 and since 422134201 and 22452121 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (422134211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211067100 + 211067101.

It is an arithmetic number, because the mean of its divisors is an integer number (211067101).

Almost surely, 2^422134201 is an apocalyptic number.

It is an amenable number.

422134201 is a deficient number, since it is larger than the sum of its proper divisors (1).

422134201 is an equidigital number, since it uses as much as digits as its factorization.

422134201 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 422134201 is about 20545.9047257598. The cubic root of 422134201 is about 750.1535691458.

Adding to 422134201 its reverse (102431224), we get a palindrome (524565425).

The spelling of 422134201 in words is "four hundred twenty-two million, one hundred thirty-four thousand, two hundred one".