422130323 has 4 divisors (see below), whose sum is σ = 426482280. Its totient is φ = 417778368.

The previous prime is 422130271. The next prime is 422130329. The reversal of 422130323 is 323031224.

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

It is a cyclic number.

It is not a de Polignac number, because 422130323 - 2⁸ = 422130067 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 422130295 and 422130304.

It is not an unprimeable number, because it can be changed into a prime (422130329) 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 in 3 ways as a sum of consecutive naturals, for example, 2175833 + ... + 2176026.

It is an arithmetic number, because the mean of its divisors is an integer number (106620570).

Almost surely, 2^422130323 is an apocalyptic number.

422130323 is a deficient number, since it is larger than the sum of its proper divisors (4351957).

422130323 is an equidigital number, since it uses as much as digits as its factorization.

422130323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4351956.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 422130323 is about 20545.8103515048. The cubic root of 422130323 is about 750.1512720055.

Adding to 422130323 its reverse (323031224), we get a palindrome (745161547).

Subtracting from 422130323 its reverse (323031224), we obtain a palindrome (99099099).

The spelling of 422130323 in words is "four hundred twenty-two million, one hundred thirty thousand, three hundred twenty-three".