12043031120103 has 4 divisors (see below), whose sum is σ = 16057374826808. Its totient is φ = 8028687413400.

The previous prime is 12043031120069. The next prime is 12043031120137. The reversal of 12043031120103 is 30102113034021.

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

It is an interprime number because it is at equal distance from previous prime (12043031120069) and next prime (12043031120137).

It is not a de Polignac number, because 12043031120103 - 2²¹ = 12043029022951 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12043031120103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12043031120303) 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, 2007171853348 + ... + 2007171853353.

It is an arithmetic number, because the mean of its divisors is an integer number (4014343706702).

Almost surely, 2^{12043031120103} is an apocalyptic number.

12043031120103 is a deficient number, since it is larger than the sum of its proper divisors (4014343706705).

12043031120103 is an equidigital number, since it uses as much as digits as its factorization.

12043031120103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4014343706704.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 12043031120103 its reverse (30102113034021), we get a palindrome (42145144154124).

The spelling of 12043031120103 in words is "twelve trillion, forty-three billion, thirty-one million, one hundred twenty thousand, one hundred three".