12030440343 has 8 divisors (see below), whose sum is σ = 16220818800. Its totient is φ = 7930177728.

The previous prime is 12030440341. The next prime is 12030440377. The reversal of 12030440343 is 34304403021.

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

It is not a de Polignac number, because 12030440343 - 2¹ = 12030440341 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12030440341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22528648 + ... + 22529181.

It is an arithmetic number, because the mean of its divisors is an integer number (2027602350).

Almost surely, 2^12030440343 is an apocalyptic number.

12030440343 is a deficient number, since it is larger than the sum of its proper divisors (4190378457).

12030440343 is an equidigital number, since it uses as much as digits as its factorization.

12030440343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45057921.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 12030440343 its reverse (34304403021), we get a palindrome (46334843364).

The spelling of 12030440343 in words is "twelve billion, thirty million, four hundred forty thousand, three hundred forty-three".