2211122466 has 48 divisors (see below), whose sum is σ = 5489075904. Its totient is φ = 630143712.

The previous prime is 2211122453. The next prime is 2211122471. The reversal of 2211122466 is 6642211122.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27921 + ... + 72123.

It is an arithmetic number, because the mean of its divisors is an integer number (114355748).

Almost surely, 2^2211122466 is an apocalyptic number.

2211122466 is an abundant number, since it is smaller than the sum of its proper divisors (3277953438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2211122466 is a wasteful number, since it uses less digits than its factorization.

2211122466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44615 (or 44612 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 2211122466 is about 47022.5740044077. The cubic root of 2211122466 is about 1302.7795490224.

Adding to 2211122466 its reverse (6642211122), we get a palindrome (8853333588).

The spelling of 2211122466 in words is "two billion, two hundred eleven million, one hundred twenty-two thousand, four hundred sixty-six".