2011113530 has 48 divisors (see below), whose sum is σ = 3805017120. Its totient is φ = 765084960.

The previous prime is 2011113529. The next prime is 2011113641. The reversal of 2011113530 is 353111102.

2011113530 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2011113499 and 2011113508.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 565217 + ... + 568763.

It is an arithmetic number, because the mean of its divisors is an integer number (79271190).

Almost surely, 2^2011113530 is an apocalyptic number.

2011113530 is a deficient number, since it is larger than the sum of its proper divisors (1793903590).

2011113530 is a wasteful number, since it uses less digits than its factorization.

2011113530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3675 (or 3644 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 2011113530 is about 44845.4404594269. The cubic root of 2011113530 is about 1262.2504356558.

Adding to 2011113530 its reverse (353111102), we get a palindrome (2364224632).

The spelling of 2011113530 in words is "two billion, eleven million, one hundred thirteen thousand, five hundred thirty".