320312130433 has 8 divisors (see below), whose sum is σ = 331372586880. Its totient is φ = 309252688080.

The previous prime is 320312130223. The next prime is 320312130469. The reversal of 320312130433 is 334031213023.

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

It is a cyclic number.

It is not a de Polignac number, because 320312130433 - 2¹³ = 320312122241 is a prime.

It is a super-3 number, since 3×320312130433³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320312130398 and 320312130407.

It is not an unprimeable number, because it can be changed into a prime (320312130473) 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 7 ways as a sum of consecutive naturals, for example, 419416 + ... + 903622.

It is an arithmetic number, because the mean of its divisors is an integer number (41421573360).

Almost surely, 2^320312130433 is an apocalyptic number.

It is an amenable number.

320312130433 is a deficient number, since it is larger than the sum of its proper divisors (11060456447).

320312130433 is a wasteful number, since it uses less digits than its factorization.

320312130433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507047.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 320312130433 its reverse (334031213023), we get a palindrome (654343343456).

The spelling of 320312130433 in words is "three hundred twenty billion, three hundred twelve million, one hundred thirty thousand, four hundred thirty-three".