11040312112 has 20 divisors (see below), whose sum is σ = 21394824840. Its totient is φ = 5519067008.

The previous prime is 11040312097. The next prime is 11040312113. The reversal of 11040312112 is 21121304011.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (11040312113) 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, 18939 + ... + 149797.

It is an arithmetic number, because the mean of its divisors is an integer number (1069741242).

Almost surely, 2^11040312112 is an apocalyptic number.

It is an amenable number.

11040312112 is a deficient number, since it is larger than the sum of its proper divisors (10354512728).

11040312112 is a wasteful number, since it uses less digits than its factorization.

11040312112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136140 (or 136134 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 11040312112 its reverse (21121304011), we get a palindrome (32161616123).

The spelling of 11040312112 in words is "eleven billion, forty million, three hundred twelve thousand, one hundred twelve".