20200100113 has 4 divisors (see below), whose sum is σ = 20427067620. Its totient is φ = 19973132608.

The previous prime is 20200100101. The next prime is 20200100143. The reversal of 20200100113 is 31100100202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12101540049 + 8098560064 = 110007^2 + 89992^2 .

It is a cyclic number.

It is not a de Polignac number, because 20200100113 - 2¹³ = 20200091921 is a prime.

It is a super-2 number, since 2×20200100113² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20200100113.

It is not an unprimeable number, because it can be changed into a prime (20200100143) 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, 113483620 + ... + 113483797.

It is an arithmetic number, because the mean of its divisors is an integer number (5106766905).

Almost surely, 2^20200100113 is an apocalyptic number.

It is an amenable number.

20200100113 is a deficient number, since it is larger than the sum of its proper divisors (226967507).

20200100113 is an equidigital number, since it uses as much as digits as its factorization.

20200100113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226967506.

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 20200100113 its reverse (31100100202), we get a palindrome (51300200315).

The spelling of 20200100113 in words is "twenty billion, two hundred million, one hundred thousand, one hundred thirteen".