12321201311332 has 48 divisors (see below), whose sum is σ = 21661551161712. Its totient is φ = 6132270510080.

The previous prime is 12321201311303. The next prime is 12321201311333. The reversal of 12321201311332 is 23311310212321.

It can be written as a sum of positive squares in 8 ways, for example, as 1924923157056 + 10396278154276 = 1387416^2 + 3224326^2 .

It is a super-2 number, since 2×12321201311332² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12321201311297 and 12321201311306.

It is not an unprimeable number, because it can be changed into a prime (12321201311333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1489322748 + ... + 1489331020.

It is an arithmetic number, because the mean of its divisors is an integer number (451282315869).

Almost surely, 2^{12321201311332} is an apocalyptic number.

It is an amenable number.

12321201311332 is a deficient number, since it is larger than the sum of its proper divisors (9340349850380).

12321201311332 is a wasteful number, since it uses less digits than its factorization.

12321201311332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10608 (or 10606 counting only the distinct ones).

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

Adding to 12321201311332 its reverse (23311310212321), we get a palindrome (35632511523653).

It can be divided in two parts, 1232120 and 1311332, that added together give a palindrome (2543452).

The spelling of 12321201311332 in words is "twelve trillion, three hundred twenty-one billion, two hundred one million, three hundred eleven thousand, three hundred thirty-two".