11122131112 has 16 divisors (see below), whose sum is σ = 20856591360. Its totient is φ = 5560373424.

The previous prime is 11122131109. The next prime is 11122131149. The reversal of 11122131112 is 21113122111.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14718 + ... + 149869.

It is an arithmetic number, because the mean of its divisors is an integer number (1303536960).

Almost surely, 2^11122131112 is an apocalyptic number.

It is an amenable number.

11122131112 is a deficient number, since it is larger than the sum of its proper divisors (9734460248).

11122131112 is a wasteful number, since it uses less digits than its factorization.

11122131112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173040 (or 173036 counting only the distinct ones).

The product of its digits is 24, while the sum is 16.

Adding to 11122131112 its reverse (21113122111), we get a palindrome (32235253223).

Subtracting 11122131112 from its reverse (21113122111), we obtain a palindrome (9990990999).

The spelling of 11122131112 in words is "eleven billion, one hundred twenty-two million, one hundred thirty-one thousand, one hundred twelve".