211102230011 has 4 divisors (see below), whose sum is σ = 211292584800. Its totient is φ = 210911875224.

The previous prime is 211102230007. The next prime is 211102230013. The reversal of 211102230011 is 110032201112.

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 211102230011 - 2² = 211102230007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211102230013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95175731 + ... + 95177948.

It is an arithmetic number, because the mean of its divisors is an integer number (52823146200).

Almost surely, 2^211102230011 is an apocalyptic number.

211102230011 is a deficient number, since it is larger than the sum of its proper divisors (190354789).

211102230011 is a wasteful number, since it uses less digits than its factorization.

211102230011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190354788.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 211102230011 its reverse (110032201112), we get a palindrome (321134431123).

The spelling of 211102230011 in words is "two hundred eleven billion, one hundred two million, two hundred thirty thousand, eleven".