12120333121323 has 96 divisors (see below), whose sum is σ = 20515785338880. Its totient is φ = 6751996392960.

The previous prime is 12120333121301. The next prime is 12120333121361. The reversal of 12120333121323 is 32312133302121.

12120333121323 is a `hidden beast` number, since 1 + 2 + 1 + 2 + 0 + 3 + 331 + 2 + 1 + 323 = 666.

It is not a de Polignac number, because 12120333121323 - 2⁸ = 12120333121067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12120333125323) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 336816990 + ... + 336852972.

It is an arithmetic number, because the mean of its divisors is an integer number (213706097280).

Almost surely, 2^{12120333121323} is an apocalyptic number.

12120333121323 is a deficient number, since it is larger than the sum of its proper divisors (8395452217557).

12120333121323 is a wasteful number, since it uses less digits than its factorization.

12120333121323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36689 (or 36686 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 12120333121323 its reverse (32312133302121), we get a palindrome (44432466423444).

The spelling of 12120333121323 in words is "twelve trillion, one hundred twenty billion, three hundred thirty-three million, one hundred twenty-one thousand, three hundred twenty-three".