2212221122 has 16 divisors (see below), whose sum is σ = 3333610944. Its totient is φ = 1101030000.

The previous prime is 2212221073. The next prime is 2212221131. The reversal of 2212221122 is 2211222122.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2212221122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 410747 + ... + 416097.

It is an arithmetic number, because the mean of its divisors is an integer number (208350684).

Almost surely, 2^2212221122 is an apocalyptic number.

2212221122 is a deficient number, since it is larger than the sum of its proper divisors (1121389822).

2212221122 is a wasteful number, since it uses less digits than its factorization.

2212221122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6265.

The product of its digits is 128, while the sum is 17.

The square root of 2212221122 is about 47034.2547724528. The cubic root of 2212221122 is about 1302.9952870461.

Adding to 2212221122 its reverse (2211222122), we get a palindrome (4423443244).

The spelling of 2212221122 in words is "two billion, two hundred twelve million, two hundred twenty-one thousand, one hundred twenty-two".