12030312001323 has 32 divisors (see below), whose sum is σ = 20046169866240. Its totient is φ = 6234597372960.

The previous prime is 12030312001277. The next prime is 12030312001349. The reversal of 12030312001323 is 32310021303021.

It is not a de Polignac number, because 12030312001323 - 2⁸ = 12030312001067 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 12030312001323.

It is not an unprimeable number, because it can be changed into a prime (12030312001523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62050315 + ... + 62243892.

It is an arithmetic number, because the mean of its divisors is an integer number (626442808320).

Almost surely, 2^{12030312001323} is an apocalyptic number.

12030312001323 is a deficient number, since it is larger than the sum of its proper divisors (8015857864917).

12030312001323 is a wasteful number, since it uses less digits than its factorization.

12030312001323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124294647.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 12030312001323 its reverse (32310021303021), we get a palindrome (44340333304344).

The spelling of 12030312001323 in words is "twelve trillion, thirty billion, three hundred twelve million, one thousand, three hundred twenty-three".