211311110222 has 4 divisors (see below), whose sum is σ = 316966665336. Its totient is φ = 105655555110.

The previous prime is 211311110173. The next prime is 211311110273. The reversal of 211311110222 is 222011113112.

It is a happy number.

211311110222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 211311110222.

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 as a sum of consecutive naturals, namely, 52827777554 + ... + 52827777557.

It is an arithmetic number, because the mean of its divisors is an integer number (79241666334).

Almost surely, 2^211311110222 is an apocalyptic number.

211311110222 is a deficient number, since it is larger than the sum of its proper divisors (105655555114).

211311110222 is a wasteful number, since it uses less digits than its factorization.

211311110222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105655555113.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 211311110222 its reverse (222011113112), we get a palindrome (433322223334).

The spelling of 211311110222 in words is "two hundred eleven billion, three hundred eleven million, one hundred ten thousand, two hundred twenty-two".