222220606422 has 8 divisors (see below), whose sum is σ = 444441212856. Its totient is φ = 74073535472.

The previous prime is 222220606373. The next prime is 222220606453. The reversal of 222220606422 is 224606022222.

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

222220606422 is an admirable number.

It is a super-2 number, since 2×222220606422² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 222220606422.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18518383863 + ... + 18518383874.

It is an arithmetic number, because the mean of its divisors is an integer number (55555151607).

Almost surely, 2^222220606422 is an apocalyptic number.

222220606422 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222220606422 is a wasteful number, since it uses less digits than its factorization.

222220606422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37036767742.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 222220606422 its reverse (224606022222), we get a palindrome (446826628644).

The spelling of 222220606422 in words is "two hundred twenty-two billion, two hundred twenty million, six hundred six thousand, four hundred twenty-two".