210222122001211 has 16 divisors (see below), whose sum is σ = 215803086611616. Its totient is φ = 204717260756736.

The previous prime is 210222122001209. The next prime is 210222122001239. The reversal of 210222122001211 is 112100221222012.

It is a cyclic number.

It is not a de Polignac number, because 210222122001211 - 2¹ = 210222122001209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210222122001251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 981900 + ... + 20528233.

It is an arithmetic number, because the mean of its divisors is an integer number (13487692913226).

Almost surely, 2^{210222122001211} is an apocalyptic number.

210222122001211 is a deficient number, since it is larger than the sum of its proper divisors (5580964610405).

210222122001211 is a wasteful number, since it uses less digits than its factorization.

210222122001211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21511902.

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

Adding to 210222122001211 its reverse (112100221222012), we get a palindrome (322322343223223).

The spelling of 210222122001211 in words is "two hundred ten trillion, two hundred twenty-two billion, one hundred twenty-two million, one thousand, two hundred eleven".