222110201221222 has 8 divisors (see below), whose sum is σ = 333173617986816. Its totient is φ = 111052328558952.

The previous prime is 222110201221217. The next prime is 222110201221243. The reversal of 222110201221222 is 222122102011222.

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

It is a junction number, because it is equal to n+sod(n) for n = 222110201221193 and 222110201221202.

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, 1385925673 + ... + 1386085924.

It is an arithmetic number, because the mean of its divisors is an integer number (41646702248352).

Almost surely, 2^{222110201221222} is an apocalyptic number.

222110201221222 is a deficient number, since it is larger than the sum of its proper divisors (111063416765594).

222110201221222 is a wasteful number, since it uses less digits than its factorization.

222110201221222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2772051662.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 222110201221222 its reverse (222122102011222), we get a palindrome (444232303232444).

The spelling of 222110201221222 in words is "two hundred twenty-two trillion, one hundred ten billion, two hundred one million, two hundred twenty-one thousand, two hundred twenty-two".