320231203123 has 8 divisors (see below), whose sum is σ = 345363462416. Its totient is φ = 295170242400.

The previous prime is 320231203099. The next prime is 320231203151. The reversal of 320231203123 is 321302132023.

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 320231203123 - 2⁹ = 320231202611 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320231203094 and 320231203103.

It is not an unprimeable number, because it can be changed into a prime (320231203163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17815308 + ... + 17833273.

It is an arithmetic number, because the mean of its divisors is an integer number (43170432802).

Almost surely, 2^320231203123 is an apocalyptic number.

320231203123 is a deficient number, since it is larger than the sum of its proper divisors (25132259293).

320231203123 is a wasteful number, since it uses less digits than its factorization.

320231203123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35649285.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 320231203123 its reverse (321302132023), we get a palindrome (641533335146).

The spelling of 320231203123 in words is "three hundred twenty billion, two hundred thirty-one million, two hundred three thousand, one hundred twenty-three".