220222221222 has 8 divisors (see below), whose sum is σ = 440444442456. Its totient is φ = 73407407072.

The previous prime is 220222221203. The next prime is 220222221257. The reversal of 220222221222 is 222122222022.

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

220222221222 is an admirable number.

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, 18351851763 + ... + 18351851774.

It is an arithmetic number, because the mean of its divisors is an integer number (55055555307).

Almost surely, 2^220222221222 is an apocalyptic number.

220222221222 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.

220222221222 is a wasteful number, since it uses less digits than its factorization.

220222221222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36703703542.

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 220222221222 its reverse (222122222022), we get a palindrome (442344443244).

The spelling of 220222221222 in words is "two hundred twenty billion, two hundred twenty-two million, two hundred twenty-one thousand, two hundred twenty-two".