320123133001 has 16 divisors (see below), whose sum is σ = 381817036800. Its totient is φ = 262423191888.

The previous prime is 320123132999. The next prime is 320123133007. The reversal of 320123133001 is 100331321023.

It is a cyclic number.

It is not a de Polignac number, because 320123133001 - 2¹ = 320123132999 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 320123133001.

It is not an unprimeable number, because it can be changed into a prime (320123133007) 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 15 ways as a sum of consecutive naturals, for example, 999280 + ... + 1280158.

It is an arithmetic number, because the mean of its divisors is an integer number (23863564800).

Almost surely, 2^320123133001 is an apocalyptic number.

It is an amenable number.

320123133001 is a deficient number, since it is larger than the sum of its proper divisors (61693903799).

320123133001 is a wasteful number, since it uses less digits than its factorization.

320123133001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287988.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 320123133001 its reverse (100331321023), we get a palindrome (420454454024).

The spelling of 320123133001 in words is "three hundred twenty billion, one hundred twenty-three million, one hundred thirty-three thousand, one".