320323032133 has 12 divisors (see below), whose sum is σ = 348386721408. Its totient is φ = 294380196240.

The previous prime is 320323032109. The next prime is 320323032157. The reversal of 320323032133 is 331230323023.

It is an interprime number because it is at equal distance from previous prime (320323032109) and next prime (320323032157).

It is a de Polignac number, because none of the positive numbers 2^k-320323032133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320323032098 and 320323032107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320323032173) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4136533 + ... + 4213258.

It is an arithmetic number, because the mean of its divisors is an integer number (29032226784).

Almost surely, 2^320323032133 is an apocalyptic number.

It is an amenable number.

320323032133 is a deficient number, since it is larger than the sum of its proper divisors (28063689275).

320323032133 is a wasteful number, since it uses less digits than its factorization.

320323032133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8350044 (or 8350031 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 25.

Adding to 320323032133 its reverse (331230323023), we get a palindrome (651553355156).

The spelling of 320323032133 in words is "three hundred twenty billion, three hundred twenty-three million, thirty-two thousand, one hundred thirty-three".