2210211221222 has 8 divisors (see below), whose sum is σ = 3316526368272. Its totient is φ = 1104702431800.

The previous prime is 2210211221147. The next prime is 2210211221227. The reversal of 2210211221222 is 2221221120122.

2210211221222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2210211221194 and 2210211221203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2210211221227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 201582554 + ... + 201593517.

It is an arithmetic number, because the mean of its divisors is an integer number (414565796034).

Almost surely, 2^{2210211221222} is an apocalyptic number.

2210211221222 is a deficient number, since it is larger than the sum of its proper divisors (1106315147050).

2210211221222 is a wasteful number, since it uses less digits than its factorization.

2210211221222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403178814.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 2210211221222 its reverse (2221221120122), we get a palindrome (4431432341344).

The spelling of 2210211221222 in words is "two trillion, two hundred ten billion, two hundred eleven million, two hundred twenty-one thousand, two hundred twenty-two".