211200210221222 has 32 divisors (see below), whose sum is σ = 325916669119104. Its totient is φ = 102583824537600.

The previous prime is 211200210221207. The next prime is 211200210221227. The reversal of 211200210221222 is 222122012002112.

It is a junction number, because it is equal to n+sod(n) for n = 211200210221194 and 211200210221203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211200210221227) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 34910468 + ... + 40511000.

It is an arithmetic number, because the mean of its divisors is an integer number (10184895909972).

Almost surely, 2^{211200210221222} is an apocalyptic number.

211200210221222 is a deficient number, since it is larger than the sum of its proper divisors (114716458897882).

211200210221222 is a wasteful number, since it uses less digits than its factorization.

211200210221222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5602544.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 211200210221222 its reverse (222122012002112), we get a palindrome (433322222223334).

The spelling of 211200210221222 in words is "two hundred eleven trillion, two hundred billion, two hundred ten million, two hundred twenty-one thousand, two hundred twenty-two".