122222110211 has 16 divisors (see below), whose sum is σ = 125540798208. Its totient is φ = 118952388000.

The previous prime is 122222110207. The next prime is 122222110253. The reversal of 122222110211 is 112011222221.

It is a cyclic number.

It is not a de Polignac number, because 122222110211 - 2² = 122222110207 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122222110211.

It is not an unprimeable number, because it can be changed into a prime (122222110271) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2229986 + ... + 2284136.

It is an arithmetic number, because the mean of its divisors is an integer number (7846299888).

Almost surely, 2^122222110211 is an apocalyptic number.

122222110211 is a deficient number, since it is larger than the sum of its proper divisors (3318687997).

122222110211 is a wasteful number, since it uses less digits than its factorization.

122222110211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54602.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 122222110211 its reverse (112011222221), we get a palindrome (234233332432).

The spelling of 122222110211 in words is "one hundred twenty-two billion, two hundred twenty-two million, one hundred ten thousand, two hundred eleven".