211041120223 has 4 divisors (see below), whose sum is σ = 211042858608. Its totient is φ = 211039381840.

The previous prime is 211041120209. The next prime is 211041120253. The reversal of 211041120223 is 322021140112.

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

It is a cyclic number.

It is not a de Polignac number, because 211041120223 - 2²¹ = 211039023071 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 211041120223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211041120253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 672211 + ... + 934852.

It is an arithmetic number, because the mean of its divisors is an integer number (52760714652).

Almost surely, 2^211041120223 is an apocalyptic number.

211041120223 is a deficient number, since it is larger than the sum of its proper divisors (1738385).

211041120223 is a wasteful number, since it uses less digits than its factorization.

211041120223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1738384.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 211041120223 its reverse (322021140112), we get a palindrome (533062260335).

The spelling of 211041120223 in words is "two hundred eleven billion, forty-one million, one hundred twenty thousand, two hundred twenty-three".