12321310202 has 16 divisors (see below), whose sum is σ = 18518209632. Its totient is φ = 6148587120.

The previous prime is 12321310181. The next prime is 12321310207. The reversal of 12321310202 is 20201312321.

It is not an unprimeable number, because it can be changed into a prime (12321310207) 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 7 ways as a sum of consecutive naturals, for example, 2923877 + ... + 2928087.

It is an arithmetic number, because the mean of its divisors is an integer number (1157388102).

Almost surely, 2^12321310202 is an apocalyptic number.

12321310202 is a deficient number, since it is larger than the sum of its proper divisors (6196899430).

12321310202 is a wasteful number, since it uses less digits than its factorization.

12321310202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6733.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 12321310202 its reverse (20201312321), we get a palindrome (32522622523).

The spelling of 12321310202 in words is "twelve billion, three hundred twenty-one million, three hundred ten thousand, two hundred two".