2201222102122 has 16 divisors (see below), whose sum is σ = 3616612380360. Its totient is φ = 1000149595648.

The previous prime is 2201222102099. The next prime is 2201222102143. The reversal of 2201222102122 is 2212012221022.

It can be written as a sum of positive squares in 4 ways, for example, as 2201155009641 + 67092481 = 1483629^2 + 8191^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2201222102122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1116237403 + ... + 1116239374.

Almost surely, 2^{2201222102122} is an apocalyptic number.

2201222102122 is a deficient number, since it is larger than the sum of its proper divisors (1415390278238).

2201222102122 is a wasteful number, since it uses less digits than its factorization.

2201222102122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2232476825.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 2201222102122 its reverse (2212012221022), we get a palindrome (4413234323144).

The spelling of 2201222102122 in words is "two trillion, two hundred one billion, two hundred twenty-two million, one hundred two thousand, one hundred twenty-two".