12203232312113 has 4 divisors (see below), whose sum is σ = 12203471778288. Its totient is φ = 12202992845940.

The previous prime is 12203232312109. The next prime is 12203232312121. The reversal of 12203232312113 is 31121323230221.

12203232312113 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12203232312113 - 2² = 12203232312109 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12203232314113) 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, 119656631 + ... + 119758572.

It is an arithmetic number, because the mean of its divisors is an integer number (3050867944572).

Almost surely, 2^{12203232312113} is an apocalyptic number.

It is an amenable number.

12203232312113 is a deficient number, since it is larger than the sum of its proper divisors (239466175).

12203232312113 is an equidigital number, since it uses as much as digits as its factorization.

12203232312113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239466174.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 12203232312113 its reverse (31121323230221), we get a palindrome (43324555542334).

The spelling of 12203232312113 in words is "twelve trillion, two hundred three billion, two hundred thirty-two million, three hundred twelve thousand, one hundred thirteen".