2122012022222 has 16 divisors (see below), whose sum is σ = 3215053184112. Its totient is φ = 1050331027200.

The previous prime is 2122012022203. The next prime is 2122012022311. The reversal of 2122012022222 is 2222202102212.

It is a junction number, because it is equal to n+sod(n) for n = 2122012022194 and 2122012022203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 406238 + ... + 2099774.

It is an arithmetic number, because the mean of its divisors is an integer number (200940824007).

Almost surely, 2^{2122012022222} is an apocalyptic number.

2122012022222 is a deficient number, since it is larger than the sum of its proper divisors (1093041161890).

2122012022222 is a wasteful number, since it uses less digits than its factorization.

2122012022222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1699843.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 2122012022222 its reverse (2222202102212), we get a palindrome (4344214124434).

The spelling of 2122012022222 in words is "two trillion, one hundred twenty-two billion, twelve million, twenty-two thousand, two hundred twenty-two".