12323122003231 has 4 divisors (see below), whose sum is σ = 13271054465032. Its totient is φ = 11375189541432.

The previous prime is 12323122003121. The next prime is 12323122003249. The reversal of 12323122003231 is 13230022132321.

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 12323122003231 - 2²⁷ = 12322987785503 is a prime.

It is a super-2 number, since 2×12323122003231² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12323122003196 and 12323122003205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12323122303231) 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, 473966230881 + ... + 473966230906.

It is an arithmetic number, because the mean of its divisors is an integer number (3317763616258).

Almost surely, 2^{12323122003231} is an apocalyptic number.

12323122003231 is a deficient number, since it is larger than the sum of its proper divisors (947932461801).

12323122003231 is an equidigital number, since it uses as much as digits as its factorization.

12323122003231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 947932461800.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 12323122003231 its reverse (13230022132321), we get a palindrome (25553144135552).

The spelling of 12323122003231 in words is "twelve trillion, three hundred twenty-three billion, one hundred twenty-two million, three thousand, two hundred thirty-one".