12121313002 has 8 divisors (see below), whose sum is σ = 18206575200. Its totient is φ = 6052454604.

The previous prime is 12121312999. The next prime is 12121313003. The reversal of 12121313002 is 20031312121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (12121313003) 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 3 ways as a sum of consecutive naturals, for example, 4099102 + ... + 4102057.

It is an arithmetic number, because the mean of its divisors is an integer number (2275821900).

Almost surely, 2^12121313002 is an apocalyptic number.

12121313002 is a deficient number, since it is larger than the sum of its proper divisors (6085262198).

12121313002 is an equidigital number, since it uses as much as digits as its factorization.

12121313002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8201900.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 12121313002 its reverse (20031312121), we get a palindrome (32152625123).

The spelling of 12121313002 in words is "twelve billion, one hundred twenty-one million, three hundred thirteen thousand, two".