122311000312 has 16 divisors (see below), whose sum is σ = 229351260600. Its totient is φ = 61150664160.

The previous prime is 122311000267. The next prime is 122311000333. The reversal of 122311000312 is 213000113221.

122311000312 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 in 3 ways as a sum of consecutive naturals, for example, 495862 + ... + 700357.

Almost surely, 2^122311000312 is an apocalyptic number.

It is an amenable number.

122311000312 is a deficient number, since it is larger than the sum of its proper divisors (107040260288).

122311000312 is a wasteful number, since it uses less digits than its factorization.

122311000312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1209006 (or 1209002 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 122311000312 its reverse (213000113221), we get a palindrome (335311113533).

The spelling of 122311000312 in words is "one hundred twenty-two billion, three hundred eleven million, three hundred twelve", and thus it is an aban number.