211422211122 has 16 divisors (see below), whose sum is σ = 422891290080. Its totient is φ = 70466259072.

The previous prime is 211422211093. The next prime is 211422211123. The reversal of 211422211122 is 221112224112.

It is not an unprimeable number, because it can be changed into a prime (211422211123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1894047 + ... + 2002562.

It is an arithmetic number, because the mean of its divisors is an integer number (26430705630).

Almost surely, 2^211422211122 is an apocalyptic number.

211422211122 is an abundant number, since it is smaller than the sum of its proper divisors (211469078958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211422211122 is a wasteful number, since it uses less digits than its factorization.

211422211122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3905657.

The product of its digits is 256, while the sum is 21.

Adding to 211422211122 its reverse (221112224112), we get a palindrome (432534435234).

The spelling of 211422211122 in words is "two hundred eleven billion, four hundred twenty-two million, two hundred eleven thousand, one hundred twenty-two".