2222112022211 has 4 divisors (see below), whose sum is σ = 2245020393672. Its totient is φ = 2199203650752.

The previous prime is 2222112022189. The next prime is 2222112022243. The reversal of 2222112022211 is 1122202112222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2222112022211 - 2¹⁸ = 2222111760067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2222112021211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11454185585 + ... + 11454185778.

It is an arithmetic number, because the mean of its divisors is an integer number (561255098418).

Almost surely, 2^{2222112022211} is an apocalyptic number.

2222112022211 is a deficient number, since it is larger than the sum of its proper divisors (22908371461).

2222112022211 is an equidigital number, since it uses as much as digits as its factorization.

2222112022211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22908371460.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 2222112022211 its reverse (1122202112222), we get a palindrome (3344314134433).

It can be divided in two parts, 222211 and 2022211, that added together give a palindrome (2244422).

The spelling of 2222112022211 in words is "two trillion, two hundred twenty-two billion, one hundred twelve million, twenty-two thousand, two hundred eleven".