2213122322 has 16 divisors (see below), whose sum is σ = 3516513912. Its totient is φ = 1041008640.

The previous prime is 2213122297. The next prime is 2213122349. The reversal of 2213122322 is 2232213122.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2162157001 + 50965321 = 46499^2 + 7139^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2213122294 and 2213122303.

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 7 ways as a sum of consecutive naturals, for example, 70922 + ... + 97242.

Almost surely, 2^2213122322 is an apocalyptic number.

2213122322 is a deficient number, since it is larger than the sum of its proper divisors (1303391590).

2213122322 is a wasteful number, since it uses less digits than its factorization.

2213122322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28813.

The product of its digits is 576, while the sum is 20.

The square root of 2213122322 is about 47043.8340486827. The cubic root of 2213122322 is about 1303.1721982242.

Adding to 2213122322 its reverse (2232213122), we get a palindrome (4445335444).

The spelling of 2213122322 in words is "two billion, two hundred thirteen million, one hundred twenty-two thousand, three hundred twenty-two".