2212322222 has 16 divisors (see below), whose sum is σ = 3704355072. Its totient is φ = 982214520.

The previous prime is 2212322221. The next prime is 2212322257. The reversal of 2212322222 is 2222232122.

It is a super-2 number, since 2×2212322222² = 9788739227910034568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2212322194 and 2212322203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212322221) 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 7 ways as a sum of consecutive naturals, for example, 1168358 + ... + 1170249.

It is an arithmetic number, because the mean of its divisors is an integer number (231522192).

Almost surely, 2^2212322222 is an apocalyptic number.

2212322222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2212322222 is a deficient number, since it is larger than the sum of its proper divisors (1492032850).

2212322222 is a wasteful number, since it uses less digits than its factorization.

2212322222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2338663.

The product of its digits is 768, while the sum is 20.

The square root of 2212322222 is about 47035.3295087852. The cubic root of 2212322222 is about 1303.0151359987.

Adding to 2212322222 its reverse (2222232122), we get a palindrome (4434554344).

The spelling of 2212322222 in words is "two billion, two hundred twelve million, three hundred twenty-two thousand, two hundred twenty-two".