202320203113 has 12 divisors (see below), whose sum is σ = 235549418580. Its totient is φ = 173271904512.

The previous prime is 202320203069. The next prime is 202320203143. The reversal of 202320203113 is 311302023202.

It can be written as a sum of positive squares in 2 ways, for example, as 49335961689 + 152984241424 = 222117^2 + 391132^2 .

It is a de Polignac number, because none of the positive numbers 2^k-202320203113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (202320203143) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1672048 + ... + 1788961.

It is an arithmetic number, because the mean of its divisors is an integer number (19629118215).

Almost surely, 2^202320203113 is an apocalyptic number.

It is an amenable number.

202320203113 is a deficient number, since it is larger than the sum of its proper divisors (33229215467).

202320203113 is a wasteful number, since it uses less digits than its factorization.

202320203113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3462216 (or 3462209 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 202320203113 its reverse (311302023202), we get a palindrome (513622226315).

The spelling of 202320203113 in words is "two hundred two billion, three hundred twenty million, two hundred three thousand, one hundred thirteen".