111023303028 has 48 divisors (see below), whose sum is σ = 287237657280. Its totient is φ = 33091891200.

The previous prime is 111023303021. The next prime is 111023303047. The reversal of 111023303028 is 820303320111.

It is a super-2 number, since 2×111023303028² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111023302989 and 111023303007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111023303021) by changing a digit.

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, 6886093 + ... + 6902196.

It is an arithmetic number, because the mean of its divisors is an integer number (5984117860).

Almost surely, 2^111023303028 is an apocalyptic number.

It is an amenable number.

111023303028 is an abundant number, since it is smaller than the sum of its proper divisors (176214354252).

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

111023303028 is a wasteful number, since it uses less digits than its factorization.

111023303028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13788368 (or 13788366 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 111023303028 its reverse (820303320111), we get a palindrome (931326623139).

The spelling of 111023303028 in words is "one hundred eleven billion, twenty-three million, three hundred three thousand, twenty-eight".