320120311321223 has 8 divisors (see below), whose sum is σ = 375739670431392. Its totient is φ = 266972923727136.

The previous prime is 320120311321193. The next prime is 320120311321231. The reversal of 320120311321223 is 322123113021023.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 320120311321223 - 2¹⁴ = 320120311304839 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320120311321192 and 320120311321201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320120311321123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 617992878740 + ... + 617992879257.

It is an arithmetic number, because the mean of its divisors is an integer number (46967458803924).

Almost surely, 2^{320120311321223} is an apocalyptic number.

320120311321223 is a deficient number, since it is larger than the sum of its proper divisors (55619359110169).

320120311321223 is a wasteful number, since it uses less digits than its factorization.

320120311321223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1235985758041.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 320120311321223 its reverse (322123113021023), we get a palindrome (642243424342246).

The spelling of 320120311321223 in words is "three hundred twenty trillion, one hundred twenty billion, three hundred eleven million, three hundred twenty-one thousand, two hundred twenty-three".