420230222 has 8 divisors (see below), whose sum is σ = 630576336. Its totient is φ = 210038112.

The previous prime is 420230219. The next prime is 420230233. The reversal of 420230222 is 222032024.

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

It is a self number, because there is not a number n which added to its sum of digits gives 420230222.

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, 31418 + ... + 42749.

It is an arithmetic number, because the mean of its divisors is an integer number (78822042).

Almost surely, 2^420230222 is an apocalyptic number.

420230222 is a deficient number, since it is larger than the sum of its proper divisors (210346114).

420230222 is a wasteful number, since it uses less digits than its factorization.

420230222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77002.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 420230222 is about 20499.5176040803. The cubic root of 420230222 is about 749.0240473134.

Adding to 420230222 its reverse (222032024), we get a palindrome (642262246).

The spelling of 420230222 in words is "four hundred twenty million, two hundred thirty thousand, two hundred twenty-two".