12001202031103 has 4 divisors (see below), whose sum is σ = 12204612235080. Its totient is φ = 11797791827128.

The previous prime is 12001202031089. The next prime is 12001202031199. The reversal of 12001202031103 is 30113020210021.

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 12001202031103 - 2¹³ = 12001202022911 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 (12001202035103) 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, 101705101900 + ... + 101705102017.

It is an arithmetic number, because the mean of its divisors is an integer number (3051153058770).

Almost surely, 2^{12001202031103} is an apocalyptic number.

12001202031103 is a deficient number, since it is larger than the sum of its proper divisors (203410203977).

12001202031103 is an equidigital number, since it uses as much as digits as its factorization.

12001202031103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203410203976.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 12001202031103 its reverse (30113020210021), we get a palindrome (42114222241124).

The spelling of 12001202031103 in words is "twelve trillion, one billion, two hundred two million, thirty-one thousand, one hundred three".