2222202221122 has 16 divisors (see below), whose sum is σ = 3778643453760. Its totient is φ = 971651173392.

The previous prime is 2222202221117. The next prime is 2222202221123. The reversal of 2222202221122 is 2211222022222.

It is a junction number, because it is equal to n+sod(n) for n = 2222202221093 and 2222202221102.

It is not an unprimeable number, because it can be changed into a prime (2222202221123) 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, 2249192038 + ... + 2249193025.

It is an arithmetic number, because the mean of its divisors is an integer number (236165215860).

Almost surely, 2^{2222202221122} is an apocalyptic number.

2222202221122 is a deficient number, since it is larger than the sum of its proper divisors (1556441232638).

2222202221122 is a wasteful number, since it uses less digits than its factorization.

2222202221122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4498385097.

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

Adding to 2222202221122 its reverse (2211222022222), we get a palindrome (4433424243344).

The spelling of 2222202221122 in words is "two trillion, two hundred twenty-two billion, two hundred two million, two hundred twenty-one thousand, one hundred twenty-two".