12001110232103 has 4 divisors (see below), whose sum is σ = 12632747612760. Its totient is φ = 11369472851448.

The previous prime is 12001110232021. The next prime is 12001110232127. The reversal of 12001110232103 is 30123201110021.

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 12001110232103 - 2⁴⁰ = 10901598604327 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 (12001110262103) 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 3 ways as a sum of consecutive naturals, for example, 315818690300 + ... + 315818690337.

It is an arithmetic number, because the mean of its divisors is an integer number (3158186903190).

Almost surely, 2^{12001110232103} is an apocalyptic number.

12001110232103 is a deficient number, since it is larger than the sum of its proper divisors (631637380657).

12001110232103 is an equidigital number, since it uses as much as digits as its factorization.

12001110232103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 631637380656.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 12001110232103 its reverse (30123201110021), we get a palindrome (42124311342124).

The spelling of 12001110232103 in words is "twelve trillion, one billion, one hundred ten million, two hundred thirty-two thousand, one hundred three".