11321212330312 has 24 divisors (see below), whose sum is σ = 21934112613750. Its totient is φ = 5478005962560.

The previous prime is 11321212330271. The next prime is 11321212330319. The reversal of 11321212330312 is 21303321212311.

11321212330312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 9938344520196 + 1382867810116 = 3152514^2 + 1175954^2 .

It is not an unprimeable number, because it can be changed into a prime (11321212330319) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 736283437 + ... + 736298812.

Almost surely, 2^{11321212330312} is an apocalyptic number.

It is an amenable number.

11321212330312 is a deficient number, since it is larger than the sum of its proper divisors (10612900283438).

11321212330312 is a wasteful number, since it uses less digits than its factorization.

11321212330312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1472582317 (or 1472582282 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 11321212330312 its reverse (21303321212311), we get a palindrome (32624533542623).

The spelling of 11321212330312 in words is "eleven trillion, three hundred twenty-one billion, two hundred twelve million, three hundred thirty thousand, three hundred twelve".