211122001110 has 64 divisors (see below), whose sum is σ = 520503075072. Its totient is φ = 54765403776.

The previous prime is 211122001091. The next prime is 211122001229. The reversal of 211122001110 is 11100221112.

211122001110 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5650149 + ... + 5687391.

It is an arithmetic number, because the mean of its divisors is an integer number (8132860548).

Almost surely, 2^211122001110 is an apocalyptic number.

211122001110 is an abundant number, since it is smaller than the sum of its proper divisors (309381073962).

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

211122001110 is a wasteful number, since it uses less digits than its factorization.

211122001110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42397.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 211122001110 its reverse (11100221112), we get a palindrome (222222222222).

The spelling of 211122001110 in words is "two hundred eleven billion, one hundred twenty-two million, one thousand, one hundred ten".