12621323002 has 32 divisors (see below), whose sum is σ = 21028636800. Its totient is φ = 5654297088.

The previous prime is 12621322993. The next prime is 12621323009. The reversal of 12621323002 is 20032312621.

12621323002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (12621323009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3343 + ... + 158914.

It is an arithmetic number, because the mean of its divisors is an integer number (657144900).

Almost surely, 2^12621323002 is an apocalyptic number.

12621323002 is a deficient number, since it is larger than the sum of its proper divisors (8407313798).

12621323002 is a wasteful number, since it uses less digits than its factorization.

12621323002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162390.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 12621323002 its reverse (20032312621), we get a palindrome (32653635623).

The spelling of 12621323002 in words is "twelve billion, six hundred twenty-one million, three hundred twenty-three thousand, two".