22112210211 has 64 divisors (see below), whose sum is σ = 37537920000. Its totient is φ = 11265993216.

The previous prime is 22112210161. The next prime is 22112210213. The reversal of 22112210211 is 11201221122.

It is not a de Polignac number, because 22112210211 - 2⁹ = 22112209699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22112210213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1396165 + ... + 1411913.

It is an arithmetic number, because the mean of its divisors is an integer number (586530000).

Almost surely, 2^22112210211 is an apocalyptic number.

22112210211 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

22112210211 is a deficient number, since it is larger than the sum of its proper divisors (15425709789).

22112210211 is a wasteful number, since it uses less digits than its factorization.

22112210211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15948.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22112210211 its reverse (11201221122), we get a palindrome (33313431333).

The spelling of 22112210211 in words is "twenty-two billion, one hundred twelve million, two hundred ten thousand, two hundred eleven".