320213330230031 has 4 divisors (see below), whose sum is σ = 365958091691472. Its totient is φ = 274468568768592.

The previous prime is 320213330229953. The next prime is 320213330230037. The reversal of 320213330230031 is 130032033312023.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 320213330230031 - 2³⁰ = 320212256488207 is a prime.

It is a super-2 number, since 2×320213330230031² (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 (320213330230037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22872380730710 + ... + 22872380730723.

It is an arithmetic number, because the mean of its divisors is an integer number (91489522922868).

Almost surely, 2^{320213330230031} is an apocalyptic number.

320213330230031 is a deficient number, since it is larger than the sum of its proper divisors (45744761461441).

320213330230031 is an equidigital number, since it uses as much as digits as its factorization.

320213330230031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45744761461440.

The product of its (nonzero) digits is 5832, while the sum is 26.

Adding to 320213330230031 its reverse (130032033312023), we get a palindrome (450245363542054).

The spelling of 320213330230031 in words is "three hundred twenty trillion, two hundred thirteen billion, three hundred thirty million, two hundred thirty thousand, thirty-one".