320122232213 has 4 divisors (see below), whose sum is σ = 365853979680. Its totient is φ = 274390484748.

The previous prime is 320122232179. The next prime is 320122232239. The reversal of 320122232213 is 312232221023.

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 a cyclic number.

It is not a de Polignac number, because 320122232213 - 2⁶ = 320122232149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320122232263) 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, 22865873723 + ... + 22865873736.

It is an arithmetic number, because the mean of its divisors is an integer number (91463494920).

Almost surely, 2^320122232213 is an apocalyptic number.

It is an amenable number.

320122232213 is a deficient number, since it is larger than the sum of its proper divisors (45731747467).

320122232213 is an equidigital number, since it uses as much as digits as its factorization.

320122232213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45731747466.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 320122232213 its reverse (312232221023), we get a palindrome (632354453236).

The spelling of 320122232213 in words is "three hundred twenty billion, one hundred twenty-two million, two hundred thirty-two thousand, two hundred thirteen".