320123023033001 has 4 divisors (see below), whose sum is σ = 327930901643604. Its totient is φ = 312315144422400.

The previous prime is 320123023032977. The next prime is 320123023033057. The reversal of 320123023033001 is 100330320321023.

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

It can be written as a sum of positive squares in 2 ways, for example, as 119624531290000 + 200498491743001 = 10937300^2 + 14159749^2 .

It is a cyclic number.

It is not a de Polignac number, because 320123023033001 - 2²⁶ = 320122955924137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320123023033301) 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, 3903939305240 + ... + 3903939305321.

It is an arithmetic number, because the mean of its divisors is an integer number (81982725410901).

Almost surely, 2^{320123023033001} is an apocalyptic number.

It is an amenable number.

320123023033001 is a deficient number, since it is larger than the sum of its proper divisors (7807878610603).

320123023033001 is an equidigital number, since it uses as much as digits as its factorization.

320123023033001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7807878610602.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 320123023033001 its reverse (100330320321023), we get a palindrome (420453343354024).

The spelling of 320123023033001 in words is "three hundred twenty trillion, one hundred twenty-three billion, twenty-three million, thirty-three thousand, one".