12102003240343 has 4 divisors (see below), whose sum is σ = 12107682267928. Its totient is φ = 12096324212760.

The previous prime is 12102003240277. The next prime is 12102003240419. The reversal of 12102003240343 is 34304230020121.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12102003240343 - 2²⁹ = 12101466369431 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12102003240043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2839510596 + ... + 2839514857.

It is an arithmetic number, because the mean of its divisors is an integer number (3026920566982).

Almost surely, 2^{12102003240343} is an apocalyptic number.

12102003240343 is a deficient number, since it is larger than the sum of its proper divisors (5679027585).

12102003240343 is an equidigital number, since it uses as much as digits as its factorization.

12102003240343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5679027584.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 12102003240343 its reverse (34304230020121), we get a palindrome (46406233260464).

The spelling of 12102003240343 in words is "twelve trillion, one hundred two billion, three million, two hundred forty thousand, three hundred forty-three".