111342000028 has 48 divisors (see below), whose sum is σ = 233568599040. Its totient is φ = 45440467776.

The previous prime is 111342000001. The next prime is 111342000041. The reversal of 111342000028 is 820000243111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 111341999972 and 111342000008.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1094638 + ... + 1192021.

It is an arithmetic number, because the mean of its divisors is an integer number (4866012480).

Almost surely, 2^111342000028 is an apocalyptic number.

It is an amenable number.

111342000028 is an abundant number, since it is smaller than the sum of its proper divisors (122226599012).

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

111342000028 is a wasteful number, since it uses less digits than its factorization.

111342000028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2286754 (or 2286752 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 111342000028 its reverse (820000243111), we get a palindrome (931342243139).

The spelling of 111342000028 in words is "one hundred eleven billion, three hundred forty-two million, twenty-eight", and thus it is an aban number.