211301320222 has 16 divisors (see below), whose sum is σ = 320282670960. Its totient is φ = 104540859648.

The previous prime is 211301320201. The next prime is 211301320253. The reversal of 211301320222 is 222023103112.

It is a super-2 number, since 2×211301320222² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 211301320222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 903429 + ... + 1113007.

It is an arithmetic number, because the mean of its divisors is an integer number (20017666935).

Almost surely, 2^211301320222 is an apocalyptic number.

211301320222 is a deficient number, since it is larger than the sum of its proper divisors (108981350738).

211301320222 is a wasteful number, since it uses less digits than its factorization.

211301320222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214875.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 211301320222 its reverse (222023103112), we get a palindrome (433324423334).

The spelling of 211301320222 in words is "two hundred eleven billion, three hundred one million, three hundred twenty thousand, two hundred twenty-two".