12303223310121 has 4 divisors (see below), whose sum is σ = 16404297746832. Its totient is φ = 8202148873412.

The previous prime is 12303223310087. The next prime is 12303223310129. The reversal of 12303223310121 is 12101332230321.

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 12303223310121 - 2⁹ = 12303223309609 is a prime.

It is a super-2 number, since 2×12303223310121² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12303223310091 and 12303223310100.

It is not an unprimeable number, because it can be changed into a prime (12303223310129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2050537218351 + ... + 2050537218356.

It is an arithmetic number, because the mean of its divisors is an integer number (4101074436708).

Almost surely, 2^{12303223310121} is an apocalyptic number.

It is an amenable number.

12303223310121 is a deficient number, since it is larger than the sum of its proper divisors (4101074436711).

12303223310121 is an equidigital number, since it uses as much as digits as its factorization.

12303223310121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4101074436710.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 12303223310121 its reverse (12101332230321), we get a palindrome (24404555540442).

The spelling of 12303223310121 in words is "twelve trillion, three hundred three billion, two hundred twenty-three million, three hundred ten thousand, one hundred twenty-one".