2211166122 has 16 divisors (see below), whose sum is σ = 4824362592. Its totient is φ = 670050320.

The previous prime is 2211166117. The next prime is 2211166123. The reversal of 2211166122 is 2216611122.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 2211166092 and 2211166101.

It is not an unprimeable number, because it can be changed into a prime (2211166123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16751193 + ... + 16751324.

It is an arithmetic number, because the mean of its divisors is an integer number (301522662).

Almost surely, 2^2211166122 is an apocalyptic number.

2211166122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2211166122 is an abundant number, since it is smaller than the sum of its proper divisors (2613196470).

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

2211166122 is a wasteful number, since it uses less digits than its factorization.

2211166122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33502533.

The product of its digits is 576, while the sum is 24.

The square root of 2211166122 is about 47023.0382046928. The cubic root of 2211166122 is about 1302.7881229135.

Adding to 2211166122 its reverse (2216611122), we get a palindrome (4427777244).

The spelling of 2211166122 in words is "two billion, two hundred eleven million, one hundred sixty-six thousand, one hundred twenty-two".