2012202212122 has 16 divisors (see below), whose sum is σ = 3082998729672. Its totient is φ = 984631602240.

The previous prime is 2012202212113. The next prime is 2012202212129. The reversal of 2012202212122 is 2212122022102.

It can be written as a sum of positive squares in 4 ways, for example, as 1958910951321 + 53291260801 = 1399611^2 + 230849^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2012202212122.

It is not an unprimeable number, because it can be changed into a prime (2012202212129) by changing a digit.

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, 23866029 + ... + 23950192.

Almost surely, 2^{2012202212122} is an apocalyptic number.

2012202212122 is a deficient number, since it is larger than the sum of its proper divisors (1070796517550).

2012202212122 is a wasteful number, since it uses less digits than its factorization.

2012202212122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47816673.

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

Adding to 2012202212122 its reverse (2212122022102), we get a palindrome (4224324234224).

The spelling of 2012202212122 in words is "two trillion, twelve billion, two hundred two million, two hundred twelve thousand, one hundred twenty-two".