11022212012211 has 24 divisors (see below), whose sum is σ = 16863812656704. Its totient is φ = 6913308222720.

The previous prime is 11022212012159. The next prime is 11022212012213. The reversal of 11022212012211 is 11221021222011.

11022212012211 is a `hidden beast` number, since 110 + 222 + 120 + 1 + 2 + 211 = 666.

It is not a de Polignac number, because 11022212012211 - 2¹⁹ = 11022211487923 is a prime.

It is a super-2 number, since 2×11022212012211² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11022212012213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13077036 + ... + 13894361.

It is an arithmetic number, because the mean of its divisors is an integer number (702658860696).

Almost surely, 2^{11022212012211} is an apocalyptic number.

11022212012211 is a deficient number, since it is larger than the sum of its proper divisors (5841600644493).

11022212012211 is a wasteful number, since it uses less digits than its factorization.

11022212012211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26974091 (or 26974088 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 11022212012211 its reverse (11221021222011), we get a palindrome (22243233234222).

The spelling of 11022212012211 in words is "eleven trillion, twenty-two billion, two hundred twelve million, twelve thousand, two hundred eleven".