211301311222 has 8 divisors (see below), whose sum is σ = 316954433376. Its totient is φ = 105649833432.

The previous prime is 211301311187. The next prime is 211301311241. The reversal of 211301311222 is 222113103112.

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

It is a self number, because there is not a number n which added to its sum of digits gives 211301311222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12573 + ... + 650200.

It is an arithmetic number, because the mean of its divisors is an integer number (39619304172).

Almost surely, 2^211301311222 is an apocalyptic number.

211301311222 is a deficient number, since it is larger than the sum of its proper divisors (105653122154).

211301311222 is a wasteful number, since it uses less digits than its factorization.

211301311222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 822182.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 211301311222 its reverse (222113103112), we get a palindrome (433414414334).

The spelling of 211301311222 in words is "two hundred eleven billion, three hundred one million, three hundred eleven thousand, two hundred twenty-two".