320123200100101 has 16 divisors (see below), whose sum is σ = 321111680823360. Its totient is φ = 319135718252800.

The previous prime is 320123200100063. The next prime is 320123200100117. The reversal of 320123200100101 is 101001002321023.

It is a cyclic number.

It is not a de Polignac number, because 320123200100101 - 2¹⁷ = 320123199969029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320123200100131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5515247586 + ... + 5515305628.

It is an arithmetic number, because the mean of its divisors is an integer number (20069480051460).

Almost surely, 2^{320123200100101} is an apocalyptic number.

It is an amenable number.

320123200100101 is a deficient number, since it is larger than the sum of its proper divisors (988480723259).

320123200100101 is a wasteful number, since it uses less digits than its factorization.

320123200100101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66356.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 320123200100101 its reverse (101001002321023), we get a palindrome (421124202421124).

The spelling of 320123200100101 in words is "three hundred twenty trillion, one hundred twenty-three billion, two hundred million, one hundred thousand, one hundred one".