11123013112 has 16 divisors (see below), whose sum is σ = 21419316360. Its totient is φ = 5411195424.

The previous prime is 11123013067. The next prime is 11123013119. The reversal of 11123013112 is 21131032111.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11123013119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18788578 + ... + 18789169.

Almost surely, 2^11123013112 is an apocalyptic number.

It is an amenable number.

11123013112 is a deficient number, since it is larger than the sum of its proper divisors (10296303248).

11123013112 is a wasteful number, since it uses less digits than its factorization.

11123013112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37577790 (or 37577786 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 11123013112 its reverse (21131032111), we get a palindrome (32254045223).

The spelling of 11123013112 in words is "eleven billion, one hundred twenty-three million, thirteen thousand, one hundred twelve".