13112310023203 has 4 divisors (see below), whose sum is σ = 13113483605488. Its totient is φ = 13111136440920.

The previous prime is 13112310023129. The next prime is 13112310023251. The reversal of 13112310023203 is 30232001321131.

13112310023203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 13112310023203 - 2³³ = 13103720088611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13112310023303) 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, 586774383 + ... + 586796728.

It is an arithmetic number, because the mean of its divisors is an integer number (3278370901372).

Almost surely, 2^{13112310023203} is an apocalyptic number.

13112310023203 is a deficient number, since it is larger than the sum of its proper divisors (1173582285).

13112310023203 is a wasteful number, since it uses less digits than its factorization.

13112310023203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1173582284.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 13112310023203 its reverse (30232001321131), we get a palindrome (43344311344334).

The spelling of 13112310023203 in words is "thirteen trillion, one hundred twelve billion, three hundred ten million, twenty-three thousand, two hundred three".