11122142211 has 16 divisors (see below), whose sum is σ = 17008773120. Its totient is φ = 7175575080.

The previous prime is 11122142209. The next prime is 11122142341. The reversal of 11122142211 is 11224122111.

11122142211 is a `hidden beast` number, since 1 + 11 + 221 + 422 + 11 = 666.

11122142211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11122142211 - 2¹ = 11122142209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11122142011) 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 15 ways as a sum of consecutive naturals, for example, 6643215 + ... + 6644888.

It is an arithmetic number, because the mean of its divisors is an integer number (1063048320).

Almost surely, 2^11122142211 is an apocalyptic number.

11122142211 is a deficient number, since it is larger than the sum of its proper divisors (5886630909).

11122142211 is a wasteful number, since it uses less digits than its factorization.

11122142211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13288143 (or 13288137 counting only the distinct ones).

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

Adding to 11122142211 its reverse (11224122111), we get a palindrome (22346264322).

The spelling of 11122142211 in words is "eleven billion, one hundred twenty-two million, one hundred forty-two thousand, two hundred eleven".