201111221210222 has 8 divisors (see below), whose sum is σ = 301743338758896. Its totient is φ = 100530108290592.

The previous prime is 201111221210209. The next prime is 201111221210233. The reversal of 201111221210222 is 222012122111102.

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 = 201111221210194 and 201111221210203.

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, 12751147403 + ... + 12751163174.

It is an arithmetic number, because the mean of its divisors is an integer number (37717917344862).

Almost surely, 2^{201111221210222} is an apocalyptic number.

201111221210222 is a deficient number, since it is larger than the sum of its proper divisors (100632117548674).

201111221210222 is a wasteful number, since it uses less digits than its factorization.

201111221210222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25502314522.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 201111221210222 its reverse (222012122111102), we get a palindrome (423123343321324).

The spelling of 201111221210222 in words is "two hundred one trillion, one hundred eleven billion, two hundred twenty-one million, two hundred ten thousand, two hundred twenty-two".