12031212301323 has 8 divisors (see below), whose sum is σ = 16041632522448. Its totient is φ = 8020800140544.

The previous prime is 12031212301307. The next prime is 12031212301333. The reversal of 12031212301323 is 32310321213021.

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

It is not a de Polignac number, because 12031212301323 - 2⁴ = 12031212301307 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12031212301293 and 12031212301302.

It is not an unprimeable number, because it can be changed into a prime (12031212301333) 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, 4253811 + ... + 6492867.

It is an arithmetic number, because the mean of its divisors is an integer number (2005204065306).

Almost surely, 2^{12031212301323} is an apocalyptic number.

12031212301323 is a deficient number, since it is larger than the sum of its proper divisors (4010420221125).

12031212301323 is a wasteful number, since it uses less digits than its factorization.

12031212301323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4030173.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 12031212301323 its reverse (32310321213021), we get a palindrome (44341533514344).

The spelling of 12031212301323 in words is "twelve trillion, thirty-one billion, two hundred twelve million, three hundred one thousand, three hundred twenty-three".