2020113 has 16 divisors (see below), whose sum is σ = 3123840. Its totient is φ = 1287792.

The previous prime is 2020091. The next prime is 2020147. The reversal of 2020113 is 3110202.

It is a happy number.

It is not a de Polignac number, because 2020113 - 2¹⁰ = 2019089 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2020095 and 2020104.

It is not an unprimeable number, because it can be changed into a prime (2020153) 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 15 ways as a sum of consecutive naturals, for example, 1006 + ... + 2247.

It is an arithmetic number, because the mean of its divisors is an integer number (195240).

2^2020113 is an apocalyptic number.

2020113 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2020113 is a deficient number, since it is larger than the sum of its proper divisors (1103727).

2020113 is a wasteful number, since it uses less digits than its factorization.

2020113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3285 (or 3279 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 2020113 is about 1421.3067930605. The cubic root of 2020113 is about 126.4130436053.

Adding to 2020113 its reverse (3110202), we get a palindrome (5130315).

The spelling of 2020113 in words is "two million, twenty thousand, one hundred thirteen".