20023010113 has 2 divisors, whose sum is σ = 20023010114. Its totient is φ = 20023010112.

The previous prime is 20023010107. The next prime is 20023010123. The reversal of 20023010113 is 31101032002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18054490689 + 1968519424 = 134367^2 + 44368^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20023010113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20023010093 and 20023010102.

It is not a weakly prime, because it can be changed into another prime (20023010123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10011505056 + 10011505057.

It is an arithmetic number, because the mean of its divisors is an integer number (10011505057).

Almost surely, 2^20023010113 is an apocalyptic number.

It is an amenable number.

20023010113 is a deficient number, since it is larger than the sum of its proper divisors (1).

20023010113 is an equidigital number, since it uses as much as digits as its factorization.

20023010113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 20023010113 its reverse (31101032002), we get a palindrome (51124042115).

The spelling of 20023010113 in words is "twenty billion, twenty-three million, ten thousand, one hundred thirteen".