320031133200133 has 4 divisors (see below), whose sum is σ = 320447298523660. Its totient is φ = 319614967876608.

The previous prime is 320031133200113. The next prime is 320031133200199. The reversal of 320031133200133 is 331002331130023.

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

It can be written as a sum of positive squares in 2 ways, for example, as 44843942619844 + 275187190580289 = 6696562^2 + 16588767^2 .

It is a cyclic number.

It is not a de Polignac number, because 320031133200133 - 2²⁵ = 320031099645701 is a prime.

It is a super-2 number, since 2×320031133200133² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320031133200098 and 320031133200107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320031133200113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208082660610 + ... + 208082662147.

It is an arithmetic number, because the mean of its divisors is an integer number (80111824630915).

Almost surely, 2^{320031133200133} is an apocalyptic number.

It is an amenable number.

320031133200133 is a deficient number, since it is larger than the sum of its proper divisors (416165323527).

320031133200133 is an equidigital number, since it uses as much as digits as its factorization.

320031133200133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416165323526.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 320031133200133 its reverse (331002331130023), we get a palindrome (651033464330156).

The spelling of 320031133200133 in words is "three hundred twenty trillion, thirty-one billion, one hundred thirty-three million, two hundred thousand, one hundred thirty-three".