2222202212122 has 16 divisors (see below), whose sum is σ = 3364534067400. Its totient is φ = 1100694795840.

The previous prime is 2222202212117. The next prime is 2222202212141. The reversal of 2222202212122 is 2212122022222.

It can be written as a sum of positive squares in 4 ways, for example, as 1965831130561 + 256371081561 = 1402081^2 + 506331^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2222202212093 and 2222202212102.

It is an unprimeable number.

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, 148972 + ... + 2113432.

Almost surely, 2^{2222202212122} is an apocalyptic number.

2222202212122 is a deficient number, since it is larger than the sum of its proper divisors (1142331855278).

2222202212122 is a wasteful number, since it uses less digits than its factorization.

2222202212122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1969761.

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 2222202212122 its reverse (2212122022222), we get a palindrome (4434324234344).

It can be divided in two parts, 222220 and 2212122, that added together give a palindrome (2434342).

The spelling of 2222202212122 in words is "two trillion, two hundred twenty-two billion, two hundred two million, two hundred twelve thousand, one hundred twenty-two".