2211211210222 has 32 divisors (see below), whose sum is σ = 3934763873280. Its totient is φ = 912294010080.

The previous prime is 2211211210207. The next prime is 2211211210303. The reversal of 2211211210222 is 2220121121122.

It is a super-2 number, since 2×2211211210222² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2211211210222.

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 15 ways as a sum of consecutive naturals, for example, 27504972 + ... + 27585247.

It is an arithmetic number, because the mean of its divisors is an integer number (122961371040).

Almost surely, 2^{2211211210222} is an apocalyptic number.

2211211210222 is a deficient number, since it is larger than the sum of its proper divisors (1723552663058).

2211211210222 is a wasteful number, since it uses less digits than its factorization.

2211211210222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55090336.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 2211211210222 its reverse (2220121121122), we get a palindrome (4431332331344).

The spelling of 2211211210222 in words is "two trillion, two hundred eleven billion, two hundred eleven million, two hundred ten thousand, two hundred twenty-two".