320133011312 has 20 divisors (see below), whose sum is σ = 620267398560. Its totient is φ = 160064005248.

The previous prime is 320133011281. The next prime is 320133011347. The reversal of 320133011312 is 213110331023.

It is a super-2 number, since 2×320133011312² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1326068 + ... + 1548780.

It is an arithmetic number, because the mean of its divisors is an integer number (31013369928).

Almost surely, 2^320133011312 is an apocalyptic number.

It is an amenable number.

320133011312 is a deficient number, since it is larger than the sum of its proper divisors (300134387248).

320133011312 is a wasteful number, since it uses less digits than its factorization.

320133011312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312560 (or 312554 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 320133011312 its reverse (213110331023), we get a palindrome (533243342335).

The spelling of 320133011312 in words is "three hundred twenty billion, one hundred thirty-three million, eleven thousand, three hundred twelve".