111030113020 has 24 divisors (see below), whose sum is σ = 233307857664. Its totient is φ = 44384498496.

The previous prime is 111030112981. The next prime is 111030113027. The reversal of 111030113020 is 20311030111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111030113027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1688604 + ... + 1753123.

It is an arithmetic number, because the mean of its divisors is an integer number (9721160736).

Almost surely, 2^111030113020 is an apocalyptic number.

111030113020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111030113020 is an abundant number, since it is smaller than the sum of its proper divisors (122277744644).

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

111030113020 is a wasteful number, since it uses less digits than its factorization.

111030113020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3443349 (or 3443347 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 111030113020 its reverse (20311030111), we get a palindrome (131341143131).

The spelling of 111030113020 in words is "one hundred eleven billion, thirty million, one hundred thirteen thousand, twenty".