320433400242303 has 8 divisors (see below), whose sum is σ = 436334842883328. Its totient is φ = 209077112214744.

The previous prime is 320433400242257. The next prime is 320433400242323. The reversal of 320433400242303 is 303242004334023.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 320433400242303 - 2¹² = 320433400238207 is a prime.

It is a super-2 number, since 2×320433400242303² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320433400242323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1136288653201 + ... + 1136288653482.

It is an arithmetic number, because the mean of its divisors is an integer number (54541855360416).

Almost surely, 2^{320433400242303} is an apocalyptic number.

320433400242303 is a deficient number, since it is larger than the sum of its proper divisors (115901442641025).

320433400242303 is a wasteful number, since it uses less digits than its factorization.

320433400242303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2272577306733.

The product of its (nonzero) digits is 124416, while the sum is 33.

Adding to 320433400242303 its reverse (303242004334023), we get a palindrome (623675404576326).

The spelling of 320433400242303 in words is "three hundred twenty trillion, four hundred thirty-three billion, four hundred million, two hundred forty-two thousand, three hundred three".