12323521211 has 8 divisors (see below), whose sum is σ = 12538166784. Its totient is φ = 12110702760.

The previous prime is 12323521193. The next prime is 12323521229. The reversal of 12323521211 is 11212532321.

12323521211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12323521193) and next prime (12323521229).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12323521211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12323521411) 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 7 ways as a sum of consecutive naturals, for example, 443171 + ... + 470156.

It is an arithmetic number, because the mean of its divisors is an integer number (1567270848).

Almost surely, 2^12323521211 is an apocalyptic number.

12323521211 is a deficient number, since it is larger than the sum of its proper divisors (214645573).

12323521211 is a wasteful number, since it uses less digits than its factorization.

12323521211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 913561.

The product of its digits is 720, while the sum is 23.

The spelling of 12323521211 in words is "twelve billion, three hundred twenty-three million, five hundred twenty-one thousand, two hundred eleven".