11122202111211 has 24 divisors (see below), whose sum is σ = 16478575633520. Its totient is φ = 7226336721600.

The previous prime is 11122202111203. The next prime is 11122202111233. The reversal of 11122202111211 is 11211120222111.

It is a happy number.

11122202111211 is a `hidden beast` number, since 1 + 112 + 220 + 211 + 121 + 1 = 666.

It is not a de Polignac number, because 11122202111211 - 2³ = 11122202111203 is a prime.

It is a super-2 number, since 2×11122202111211² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11122202111411) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 92871445 + ... + 92991126.

Almost surely, 2^{11122202111211} is an apocalyptic number.

11122202111211 is a deficient number, since it is larger than the sum of its proper divisors (5356373522309).

11122202111211 is a wasteful number, since it uses less digits than its factorization.

11122202111211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185862747 (or 185862744 counting only the distinct ones).

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

Adding to 11122202111211 its reverse (11211120222111), we get a palindrome (22333322333322).

The spelling of 11122202111211 in words is "eleven trillion, one hundred twenty-two billion, two hundred two million, one hundred eleven thousand, two hundred eleven".