12321032330000 has 50 divisors (see below), whose sum is σ = 29830451398374. Its totient is φ = 4928412928000.

The previous prime is 12321032329987. The next prime is 12321032330039. The reversal of 12321032330000 is 3323012321.

It can be written as a sum of positive squares in 5 ways, for example, as 5292870789376 + 7028161540624 = 2300624^2 + 2651068^2 .

It is a tau number, because it is divible by the number of its divisors (50).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 616041617 + ... + 616061616.

Almost surely, 2^{12321032330000} is an apocalyptic number.

12321032330000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12321032330000 is an abundant number, since it is smaller than the sum of its proper divisors (17509419068374).

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

12321032330000 is an equidigital number, since it uses as much as digits as its factorization.

12321032330000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1232103261 (or 1232103240 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 12321032330000 its reverse (3323012321), we get a palindrome (12324355342321).

The spelling of 12321032330000 in words is "twelve trillion, three hundred twenty-one billion, thirty-two million, three hundred thirty thousand".