11122210112211 has 48 divisors (see below), whose sum is σ = 18438594396768. Its totient is φ = 6398586662400.

The previous prime is 11122210112197. The next prime is 11122210112263. The reversal of 11122210112211 is 11221101222111.

It is a happy number.

11122210112211 is a `hidden beast` number, since 11 + 122 + 210 + 112 + 211 = 666.

It is not a de Polignac number, because 11122210112211 - 2⁵ = 11122210112179 is a prime.

It is a super-2 number, since 2×11122210112211² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11122210111211) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 36878676 + ... + 37179041.

It is an arithmetic number, because the mean of its divisors is an integer number (384137383266).

Almost surely, 2^{11122210112211} is an apocalyptic number.

11122210112211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11122210112211 is a deficient number, since it is larger than the sum of its proper divisors (7316384284557).

11122210112211 is a wasteful number, since it uses less digits than its factorization.

11122210112211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74057812 (or 74057809 counting only the distinct ones).

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

Adding to 11122210112211 its reverse (11221101222111), we get a palindrome (22343311334322).

The spelling of 11122210112211 in words is "eleven trillion, one hundred twenty-two billion, two hundred ten million, one hundred twelve thousand, two hundred eleven".