12012231321323 has 8 divisors (see below), whose sum is σ = 12023208960000. Its totient is φ = 12001258698408.

The previous prime is 12012231321319. The next prime is 12012231321347. The reversal of 12012231321323 is 32312313221021.

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

It is a cyclic number.

It is not a de Polignac number, because 12012231321323 - 2² = 12012231321319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12012231321292 and 12012231321301.

It is not an unprimeable number, because it can be changed into a prime (12012231321353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3546428 + ... + 6049926.

It is an arithmetic number, because the mean of its divisors is an integer number (1502901120000).

Almost surely, 2^{12012231321323} is an apocalyptic number.

12012231321323 is a deficient number, since it is larger than the sum of its proper divisors (10977638677).

12012231321323 is a wasteful number, since it uses less digits than its factorization.

12012231321323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2507881.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 12012231321323 its reverse (32312313221021), we get a palindrome (44324544542344).

The spelling of 12012231321323 in words is "twelve trillion, twelve billion, two hundred thirty-one million, three hundred twenty-one thousand, three hundred twenty-three".