113020 has 12 divisors (see below), whose sum is σ = 237384. Its totient is φ = 45200.

The previous prime is 113017. The next prime is 113021. The reversal of 113020 is 20311.

It is a junction number, because it is equal to n+sod(n) for n = 112994 and 113012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2806 + ... + 2845.

It is an arithmetic number, because the mean of its divisors is an integer number (19782).

2¹¹³⁰²⁰ is an apocalyptic number.

113020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113020 is an abundant number, since it is smaller than the sum of its proper divisors (124364).

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

113020 is a wasteful number, since it uses less digits than its factorization.

113020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5660 (or 5658 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 7.

The square root of 113020 is about 336.1844731691. The cubic root of 113020 is about 48.3487333672.

Adding to 113020 its reverse (20311), we get a palindrome (133331).

The spelling of 113020 in words is "one hundred thirteen thousand, twenty".