422323143343 has 4 divisors (see below), whose sum is σ = 422397936160. Its totient is φ = 422248350528.

The previous prime is 422323143323. The next prime is 422323143353. The reversal of 422323143343 is 343341323224.

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 422323143343 - 2²⁹ = 421786272431 is a prime.

It is a super-2 number, since 2×422323143343² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 422323143299 and 422323143308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422323143313) 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, 37387938 + ... + 37399231.

It is an arithmetic number, because the mean of its divisors is an integer number (105599484040).

Almost surely, 2^422323143343 is an apocalyptic number.

422323143343 is a deficient number, since it is larger than the sum of its proper divisors (74792817).

422323143343 is an equidigital number, since it uses as much as digits as its factorization.

422323143343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74792816.

The product of its digits is 124416, while the sum is 34.

Adding to 422323143343 its reverse (343341323224), we get a palindrome (765664466567).

The spelling of 422323143343 in words is "four hundred twenty-two billion, three hundred twenty-three million, one hundred forty-three thousand, three hundred forty-three".