11140111112 has 16 divisors (see below), whose sum is σ = 22494455340. Its totient is φ = 5141589696.

The previous prime is 11140111109. The next prime is 11140111159. The reversal of 11140111112 is 21111104111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11068302436 + 71808676 = 105206^2 + 8474^2 .

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, 53558123 + ... + 53558330.

Almost surely, 2^11140111112 is an apocalyptic number.

It is an amenable number.

11140111112 is an abundant number, since it is smaller than the sum of its proper divisors (11354344228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11140111112 is a wasteful number, since it uses less digits than its factorization.

11140111112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107116472 (or 107116468 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 11140111112 its reverse (21111104111), we get a palindrome (32251215223).

The spelling of 11140111112 in words is "eleven billion, one hundred forty million, one hundred eleven thousand, one hundred twelve".