420223142422 has 8 divisors (see below), whose sum is σ = 630438422400. Its totient is φ = 210077001624.

The previous prime is 420223142413. The next prime is 420223142431. The reversal of 420223142422 is 224241322024.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (420223142413) and next prime (420223142431).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17269597 + ... + 17293912.

It is an arithmetic number, because the mean of its divisors is an integer number (78804802800).

Almost surely, 2^420223142422 is an apocalyptic number.

420223142422 is a deficient number, since it is larger than the sum of its proper divisors (210215279978).

420223142422 is a wasteful number, since it uses less digits than its factorization.

420223142422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34569590.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 420223142422 its reverse (224241322024), we get a palindrome (644464464446).

The spelling of 420223142422 in words is "four hundred twenty billion, two hundred twenty-three million, one hundred forty-two thousand, four hundred twenty-two".