20320313113 has 8 divisors (see below), whose sum is σ = 20822820480. Its totient is φ = 19818133920.

The previous prime is 20320313099. The next prime is 20320313131. The reversal of 20320313113 is 31131302302.

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

It is not a de Polignac number, because 20320313113 - 2⁹ = 20320312601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20320310113) 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, 45756 + ... + 206722.

It is an arithmetic number, because the mean of its divisors is an integer number (2602852560).

Almost surely, 2^20320313113 is an apocalyptic number.

It is an amenable number.

20320313113 is a deficient number, since it is larger than the sum of its proper divisors (502507367).

20320313113 is a wasteful number, since it uses less digits than its factorization.

20320313113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164087.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 20320313113 its reverse (31131302302), we get a palindrome (51451615415).

The spelling of 20320313113 in words is "twenty billion, three hundred twenty million, three hundred thirteen thousand, one hundred thirteen".