323003131312 has 20 divisors (see below), whose sum is σ = 637626466080. Its totient is φ = 158454365888.

The previous prime is 323003131309. The next prime is 323003131313. The reversal of 323003131312 is 213131300323.

It is a super-2 number, since 2×323003131312² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (323003131313) 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, 190449112 + ... + 190450807.

It is an arithmetic number, because the mean of its divisors is an integer number (31881323304).

Almost surely, 2^323003131312 is an apocalyptic number.

It is an amenable number.

323003131312 is a deficient number, since it is larger than the sum of its proper divisors (314623334768).

323003131312 is a wasteful number, since it uses less digits than its factorization.

323003131312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380899980 (or 380899974 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 323003131312 its reverse (213131300323), we get a palindrome (536134431635).

The spelling of 323003131312 in words is "three hundred twenty-three billion, three million, one hundred thirty-one thousand, three hundred twelve".