320222001031123 has 4 divisors (see below), whose sum is σ = 324608603785048. Its totient is φ = 315835398277200.

The previous prime is 320222001031117. The next prime is 320222001031147. The reversal of 320222001031123 is 321130100222023.

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 320222001031123 - 2¹⁷ = 320222000900051 is a prime.

It is a super-2 number, since 2×320222001031123² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320222001031094 and 320222001031103.

It is not an unprimeable number, because it can be changed into a prime (320222001031103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2193301376853 + ... + 2193301376998.

It is an arithmetic number, because the mean of its divisors is an integer number (81152150946262).

Almost surely, 2^{320222001031123} is an apocalyptic number.

320222001031123 is a deficient number, since it is larger than the sum of its proper divisors (4386602753925).

320222001031123 is an equidigital number, since it uses as much as digits as its factorization.

320222001031123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4386602753924.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 320222001031123 its reverse (321130100222023), we get a palindrome (641352101253146).

The spelling of 320222001031123 in words is "three hundred twenty trillion, two hundred twenty-two billion, one million, thirty-one thousand, one hundred twenty-three".