11122012211103 has 16 divisors (see below), whose sum is σ = 16493036793600. Its totient is φ = 7407483057720.

The previous prime is 11122012211029. The next prime is 11122012211111. The reversal of 11122012211103 is 30111221022111.

It is a happy number.

11122012211103 is a `hidden beast` number, since 111 + 220 + 1 + 221 + 110 + 3 = 666.

It is not a de Polignac number, because 11122012211103 - 2⁹ = 11122012210591 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11122012311103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 199742473 + ... + 199798146.

It is an arithmetic number, because the mean of its divisors is an integer number (1030814799600).

Almost surely, 2^{11122012211103} is an apocalyptic number.

11122012211103 is a deficient number, since it is larger than the sum of its proper divisors (5371024582497).

11122012211103 is a wasteful number, since it uses less digits than its factorization.

11122012211103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399541659 (or 399541653 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 11122012211103 its reverse (30111221022111), we get a palindrome (41233233233214).

The spelling of 11122012211103 in words is "eleven trillion, one hundred twenty-two billion, twelve million, two hundred eleven thousand, one hundred three".