320422244243 has 4 divisors (see below), whose sum is σ = 322099847808. Its totient is φ = 318744640680.

The previous prime is 320422244231. The next prime is 320422244269. The reversal of 320422244243 is 342442224023.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 320422244243 - 2⁴ = 320422244227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320422244543) 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, 838801496 + ... + 838801877.

It is an arithmetic number, because the mean of its divisors is an integer number (80524961952).

Almost surely, 2^320422244243 is an apocalyptic number.

320422244243 is a deficient number, since it is larger than the sum of its proper divisors (1677603565).

320422244243 is a wasteful number, since it uses less digits than its factorization.

320422244243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1677603564.

The product of its (nonzero) digits is 73728, while the sum is 32.

Adding to 320422244243 its reverse (342442224023), we get a palindrome (662864468266).

The spelling of 320422244243 in words is "three hundred twenty billion, four hundred twenty-two million, two hundred forty-four thousand, two hundred forty-three".