320201323220033 has 4 divisors (see below), whose sum is σ = 337054024442160. Its totient is φ = 303348621997908.

The previous prime is 320201323220027. The next prime is 320201323220117. The reversal of 320201323220033 is 330022323102023.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 320201323220033 - 2¹² = 320201323215937 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320201323219984 and 320201323220011.

It is not an unprimeable number, because it can be changed into a prime (320201323250033) 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, 8426350611035 + ... + 8426350611072.

It is an arithmetic number, because the mean of its divisors is an integer number (84263506110540).

Almost surely, 2^{320201323220033} is an apocalyptic number.

It is an amenable number.

320201323220033 is a deficient number, since it is larger than the sum of its proper divisors (16852701222127).

320201323220033 is a wasteful number, since it uses less digits than its factorization.

320201323220033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16852701222126.

The product of its (nonzero) digits is 7776, while the sum is 26.

Adding to 320201323220033 its reverse (330022323102023), we get a palindrome (650223646322056).

The spelling of 320201323220033 in words is "three hundred twenty trillion, two hundred one billion, three hundred twenty-three million, two hundred twenty thousand, thirty-three".