320202212113 has 4 divisors (see below), whose sum is σ = 365945385280. Its totient is φ = 274459038948.

The previous prime is 320202212089. The next prime is 320202212137. The reversal of 320202212113 is 311212202023.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (320202212089) and next prime (320202212137).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320202212113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320202210113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22871586573 + ... + 22871586586.

It is an arithmetic number, because the mean of its divisors is an integer number (91486346320).

Almost surely, 2^320202212113 is an apocalyptic number.

It is an amenable number.

320202212113 is a deficient number, since it is larger than the sum of its proper divisors (45743173167).

320202212113 is an equidigital number, since it uses as much as digits as its factorization.

320202212113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45743173166.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 320202212113 its reverse (311212202023), we get a palindrome (631414414136).

The spelling of 320202212113 in words is "three hundred twenty billion, two hundred two million, two hundred twelve thousand, one hundred thirteen".