111232112055 has 32 divisors (see below), whose sum is σ = 196633350144. Its totient is φ = 53406583296.

The previous prime is 111232112051. The next prime is 111232112083. The reversal of 111232112055 is 550211232111.

It is not a de Polignac number, because 111232112055 - 2² = 111232112051 is a prime.

It is a super-3 number, since 3×111232112055³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111232112051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9476839 + ... + 9488568.

It is an arithmetic number, because the mean of its divisors is an integer number (6144792192).

Almost surely, 2^111232112055 is an apocalyptic number.

111232112055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

111232112055 is a deficient number, since it is larger than the sum of its proper divisors (85401238089).

111232112055 is a wasteful number, since it uses less digits than its factorization.

111232112055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18965455.

The product of its (nonzero) digits is 600, while the sum is 24.

Adding to 111232112055 its reverse (550211232111), we get a palindrome (661443344166).

The spelling of 111232112055 in words is "one hundred eleven billion, two hundred thirty-two million, one hundred twelve thousand, fifty-five".