2222311122 has 96 divisors (see below), whose sum is σ = 5134409280. Its totient is φ = 693463680.

The previous prime is 2222311097. The next prime is 2222311241. The reversal of 2222311122 is 2211132222.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 = 2222311095 and 2222311104.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4062453 + ... + 4062999.

It is an arithmetic number, because the mean of its divisors is an integer number (53483430).

Almost surely, 2^2222311122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2222311122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2567204640).

2222311122 is an abundant number, since it is smaller than the sum of its proper divisors (2912098158).

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

2222311122 is a wasteful number, since it uses less digits than its factorization.

2222311122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 808 (or 805 counting only the distinct ones).

The product of its digits is 192, while the sum is 18.

The square root of 2222311122 is about 47141.3949942086. The cubic root of 2222311122 is about 1304.9732817007.

Adding to 2222311122 its reverse (2211132222), we get a palindrome (4433443344).

The spelling of 2222311122 in words is "two billion, two hundred twenty-two million, three hundred eleven thousand, one hundred twenty-two".