422130001 has 4 divisors (see below), whose sum is σ = 430094772. Its totient is φ = 414165232.

The previous prime is 422129993. The next prime is 422130029. The reversal of 422130001 is 100031224.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 378886225 + 43243776 = 19465^2 + 6576^2 .

It is a cyclic number.

It is not a de Polignac number, because 422130001 - 2³ = 422129993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422130041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3982306 + ... + 3982411.

It is an arithmetic number, because the mean of its divisors is an integer number (107523693).

Almost surely, 2^422130001 is an apocalyptic number.

It is an amenable number.

422130001 is a deficient number, since it is larger than the sum of its proper divisors (7964771).

422130001 is an equidigital number, since it uses as much as digits as its factorization.

422130001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7964770.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 422130001 is about 20545.8025153558. The cubic root of 422130001 is about 750.1510812676.

Adding to 422130001 its reverse (100031224), we get a palindrome (522161225).

The spelling of 422130001 in words is "four hundred twenty-two million, one hundred thirty thousand, one".