11112110222211 has 96 divisors (see below), whose sum is σ = 18131175691200. Its totient is φ = 6522736066560.

The previous prime is 11112110222201. The next prime is 11112110222221. The reversal of 11112110222211 is 11222201121111.

It is a happy number.

11112110222211 is a `hidden beast` number, since 11 + 11 + 211 + 0 + 222 + 211 = 666.

It is an interprime number because it is at equal distance from previous prime (11112110222201) and next prime (11112110222221).

It is not a de Polignac number, because 11112110222211 - 2¹¹ = 11112110220163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11112110222201) 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 95 ways as a sum of consecutive naturals, for example, 39424300 + ... + 39705158.

It is an arithmetic number, because the mean of its divisors is an integer number (188866413450).

Almost surely, 2^{11112110222211} is an apocalyptic number.

11112110222211 is a deficient number, since it is larger than the sum of its proper divisors (7019065468989).

11112110222211 is a wasteful number, since it uses less digits than its factorization.

11112110222211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281189 (or 281186 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 11112110222211 its reverse (11222201121111), we get a palindrome (22334311343322).

The spelling of 11112110222211 in words is "eleven trillion, one hundred twelve billion, one hundred ten million, two hundred twenty-two thousand, two hundred eleven".