211100110100222 has 32 divisors (see below), whose sum is σ = 380933392492800. Its totient is φ = 85709624966208.

The previous prime is 211100110100197. The next prime is 211100110100237. The reversal of 211100110100222 is 222001011001112.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 211100110100197 and 211100110100206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 206585429 + ... + 207604767.

It is an arithmetic number, because the mean of its divisors is an integer number (11904168515400).

Almost surely, 2^{211100110100222} is an apocalyptic number.

211100110100222 is a deficient number, since it is larger than the sum of its proper divisors (169833282392578).

211100110100222 is a wasteful number, since it uses less digits than its factorization.

211100110100222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1797920.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 211100110100222 its reverse (222001011001112), we get a palindrome (433101121101334).

The spelling of 211100110100222 in words is "two hundred eleven trillion, one hundred billion, one hundred ten million, one hundred thousand, two hundred twenty-two".