11133242055 has 24 divisors (see below), whose sum is σ = 20782052928. Its totient is φ = 5480980416.

The previous prime is 11133242039. The next prime is 11133242059. The reversal of 11133242055 is 55024233111.

It is not a de Polignac number, because 11133242055 - 2⁴ = 11133242039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11133242059) 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, 9515007 + ... + 9516176.

It is an arithmetic number, because the mean of its divisors is an integer number (865918872).

Almost surely, 2^11133242055 is an apocalyptic number.

11133242055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11133242055 is a deficient number, since it is larger than the sum of its proper divisors (9648810873).

11133242055 is a wasteful number, since it uses less digits than its factorization.

11133242055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19031207 (or 19031204 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 11133242055 its reverse (55024233111), we get a palindrome (66157475166).

The spelling of 11133242055 in words is "eleven billion, one hundred thirty-three million, two hundred forty-two thousand, fifty-five".