12121113232323 has 24 divisors (see below), whose sum is σ = 18469568033280. Its totient is φ = 7638905458800.

The previous prime is 12121113232273. The next prime is 12121113232337. The reversal of 12121113232323 is 32323231112121.

12121113232323 is a `hidden beast` number, since 1 + 2 + 1 + 2 + 1 + 11 + 323 + 2 + 323 = 666.

It is not a de Polignac number, because 12121113232323 - 2⁶ = 12121113232259 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12121111232323) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76469103 + ... + 76627448.

It is an arithmetic number, because the mean of its divisors is an integer number (769565334720).

Almost surely, 2^{12121113232323} is an apocalyptic number.

12121113232323 is a deficient number, since it is larger than the sum of its proper divisors (6348454800957).

12121113232323 is a wasteful number, since it uses less digits than its factorization.

12121113232323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153097039 (or 153097036 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

Adding to 12121113232323 its reverse (32323231112121), we get a palindrome (44444344344444).

The spelling of 12121113232323 in words is "twelve trillion, one hundred twenty-one billion, one hundred thirteen million, two hundred thirty-two thousand, three hundred twenty-three".