20201023113 has 8 divisors (see below), whose sum is σ = 26966056800. Its totient is φ = 13451669088.

The previous prime is 20201023111. The next prime is 20201023159. The reversal of 20201023113 is 31132010202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20201023113 - 2¹ = 20201023111 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20201023092 and 20201023101.

It is not an unprimeable number, because it can be changed into a prime (20201023111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3916908 + ... + 3922061.

It is an arithmetic number, because the mean of its divisors is an integer number (3370757100).

Almost surely, 2^20201023113 is an apocalyptic number.

It is an amenable number.

20201023113 is a deficient number, since it is larger than the sum of its proper divisors (6765033687).

20201023113 is an equidigital number, since it uses as much as digits as its factorization.

20201023113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7839831.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 20201023113 its reverse (31132010202), we get a palindrome (51333033315).

The spelling of 20201023113 in words is "twenty billion, two hundred one million, twenty-three thousand, one hundred thirteen".