9311322121312 has 12 divisors (see below), whose sum is σ = 18331665426396. Its totient is φ = 4655661060640.

The previous prime is 9311322121301. The next prime is 9311322121357. The reversal of 9311322121312 is 2131212231139.

It is a happy number.

It is a congruent 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 as a sum of consecutive naturals, namely, 145489408114 + ... + 145489408177.

It is an arithmetic number, because the mean of its divisors is an integer number (1527638785533).

Almost surely, 2^{9311322121312} is an apocalyptic number.

It is an amenable number.

9311322121312 is a deficient number, since it is larger than the sum of its proper divisors (9020343305084).

9311322121312 is a wasteful number, since it uses less digits than its factorization.

9311322121312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290978816301 (or 290978816293 counting only the distinct ones).

The product of its digits is 3888, while the sum is 31.

The spelling of 9311322121312 in words is "nine trillion, three hundred eleven billion, three hundred twenty-two million, one hundred twenty-one thousand, three hundred twelve".