323111201312 has 48 divisors (see below), whose sum is σ = 651048596352. Its totient is φ = 157767025920.

The previous prime is 323111201299. The next prime is 323111201341. The reversal of 323111201312 is 213102111323.

It is a happy number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 7837778 + ... + 7878894.

It is an arithmetic number, because the mean of its divisors is an integer number (13563512424).

Almost surely, 2^323111201312 is an apocalyptic number.

323111201312 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

323111201312 is an abundant number, since it is smaller than the sum of its proper divisors (327937395040).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

323111201312 is a wasteful number, since it uses less digits than its factorization.

323111201312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46881 (or 46873 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 323111201312 its reverse (213102111323), we get a palindrome (536213312635).

The spelling of 323111201312 in words is "three hundred twenty-three billion, one hundred eleven million, two hundred one thousand, three hundred twelve".