211120102222211 has 24 divisors (see below), whose sum is σ = 280037782664640. Its totient is φ = 157214193760512.

The previous prime is 211120102222153. The next prime is 211120102222219. The reversal of 211120102222211 is 112222201021112.

It is not a de Polignac number, because 211120102222211 - 2⁶ = 211120102222147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (211120102222219) 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 23 ways as a sum of consecutive naturals, for example, 9747893051 + ... + 9747914708.

It is an arithmetic number, because the mean of its divisors is an integer number (11668240944360).

Almost surely, 2^{211120102222211} is an apocalyptic number.

211120102222211 is a deficient number, since it is larger than the sum of its proper divisors (68917680442429).

211120102222211 is a wasteful number, since it uses less digits than its factorization.

211120102222211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19495807803 (or 19495807796 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 211120102222211 its reverse (112222201021112), we get a palindrome (323342303243323).

The spelling of 211120102222211 in words is "two hundred eleven trillion, one hundred twenty billion, one hundred two million, two hundred twenty-two thousand, two hundred eleven".