20323113 has 8 divisors (see below), whose sum is σ = 28032000. Its totient is φ = 13081488.

The previous prime is 20323091. The next prime is 20323139. The reversal of 20323113 is 31132302.

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

It is not a de Polignac number, because 20323113 - 2⁶ = 20323049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20323092 and 20323101.

It is not an unprimeable number, because it can be changed into a prime (20323183) 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, 116713 + ... + 116886.

It is an arithmetic number, because the mean of its divisors is an integer number (3504000).

Almost surely, 2^20323113 is an apocalyptic number.

It is an amenable number.

20323113 is a deficient number, since it is larger than the sum of its proper divisors (7708887).

20323113 is a wasteful number, since it uses less digits than its factorization.

20323113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233631.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 20323113 is about 4508.1163472120. The cubic root of 20323113 is about 272.8957322973.

Adding to 20323113 its reverse (31132302), we get a palindrome (51455415).

The spelling of 20323113 in words is "twenty million, three hundred twenty-three thousand, one hundred thirteen".