12323321010 has 384 divisors, whose sum is σ = 44194235904. Its totient is φ = 2299207680.

The previous prime is 12323320991. The next prime is 12323321011. The reversal of 12323321010 is 1012332321.

12323321010 is a `hidden beast` number, since 1 + 232 + 332 + 101 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (12323321011) by changing a digit.

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 191 ways as a sum of consecutive naturals, for example, 3331482 + ... + 3335178.

It is an arithmetic number, because the mean of its divisors is an integer number (115089156).

Almost surely, 2^12323321010 is an apocalyptic number.

12323321010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12323321010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22097117952).

12323321010 is an abundant number, since it is smaller than the sum of its proper divisors (31870914894).

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

12323321010 is a wasteful number, since it uses less digits than its factorization.

12323321010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3778 (or 3775 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 12323321010 its reverse (1012332321), we get a palindrome (13335653331).

It can be divided in two parts, 12323 and 321010, that added together give a palindrome (333333).

The spelling of 12323321010 in words is "twelve billion, three hundred twenty-three million, three hundred twenty-one thousand, ten".