320123201413 has 4 divisors (see below), whose sum is σ = 320216021100. Its totient is φ = 320030381728.

The previous prime is 320123201389. The next prime is 320123201473. The reversal of 320123201413 is 314102321023.

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 161191811169 + 158931390244 = 401487^2 + 398662^2 .

It is a cyclic number.

It is not a de Polignac number, because 320123201413 - 2⁵ = 320123201381 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 (320123201473) 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 3 ways as a sum of consecutive naturals, for example, 46404670 + ... + 46411567.

It is an arithmetic number, because the mean of its divisors is an integer number (80054005275).

Almost surely, 2^320123201413 is an apocalyptic number.

It is an amenable number.

320123201413 is a deficient number, since it is larger than the sum of its proper divisors (92819687).

320123201413 is an equidigital number, since it uses as much as digits as its factorization.

320123201413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92819686.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 320123201413 its reverse (314102321023), we get a palindrome (634225522436).

The spelling of 320123201413 in words is "three hundred twenty billion, one hundred twenty-three million, two hundred one thousand, four hundred thirteen".