11122211102211 has 12 divisors (see below), whose sum is σ = 17525908403640. Its totient is φ = 6740734001280.

The previous prime is 11122211102159. The next prime is 11122211102213. The reversal of 11122211102211 is 11220111222111.

It is a happy number.

11122211102211 is a `hidden beast` number, since 1 + 112 + 221 + 110 + 221 + 1 = 666.

It is not a de Polignac number, because 11122211102211 - 2¹⁰ = 11122211101187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11122211102213) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56172783246 + ... + 56172783443.

It is an arithmetic number, because the mean of its divisors is an integer number (1460492366970).

Almost surely, 2^{11122211102211} is an apocalyptic number.

11122211102211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11122211102211 is a deficient number, since it is larger than the sum of its proper divisors (6403697301429).

11122211102211 is a wasteful number, since it uses less digits than its factorization.

11122211102211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112345566706 (or 112345566703 counting only the distinct ones).

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

Adding to 11122211102211 its reverse (11220111222111), we get a palindrome (22342322324322).

The spelling of 11122211102211 in words is "eleven trillion, one hundred twenty-two billion, two hundred eleven million, one hundred two thousand, two hundred eleven".