2211322222 has 16 divisors (see below), whose sum is σ = 3363674112. Its totient is φ = 1090204920.

The previous prime is 2211322207. The next prime is 2211322229. The reversal of 2211322222 is 2222231122.

2211322222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2211322222² = 9779891939022034568, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2211322222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2211322229) 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, 14697 + ... + 68107.

It is an arithmetic number, because the mean of its divisors is an integer number (210229632).

Almost surely, 2^2211322222 is an apocalyptic number.

2211322222 is a deficient number, since it is larger than the sum of its proper divisors (1152351890).

2211322222 is a wasteful number, since it uses less digits than its factorization.

2211322222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53703.

The product of its digits is 384, while the sum is 19.

The square root of 2211322222 is about 47024.6980000935. The cubic root of 2211322222 is about 1302.8187795037.

Adding to 2211322222 its reverse (2222231122), we get a palindrome (4433553344).

The spelling of 2211322222 in words is "two billion, two hundred eleven million, three hundred twenty-two thousand, two hundred twenty-two".