11142114018 has 48 divisors (see below), whose sum is σ = 25937936640. Its totient is φ = 3181561824.

The previous prime is 11142113981. The next prime is 11142114019. The reversal of 11142114018 is 81041124111.

It is a super-2 number, since 2×11142114018² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11142114019) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 525568 + ... + 546356.

It is an arithmetic number, because the mean of its divisors is an integer number (540373680).

Almost surely, 2^11142114018 is an apocalyptic number.

11142114018 is an abundant number, since it is smaller than the sum of its proper divisors (14795822622).

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

11142114018 is a wasteful number, since it uses less digits than its factorization.

11142114018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22631 (or 22624 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 24.

Adding to 11142114018 its reverse (81041124111), we get a palindrome (92183238129).

The spelling of 11142114018 in words is "eleven billion, one hundred forty-two million, one hundred fourteen thousand, eighteen".