12231202110031 has 2 divisors, whose sum is σ = 12231202110032. Its totient is φ = 12231202110030.

The previous prime is 12231202110019. The next prime is 12231202110121. The reversal of 12231202110031 is 13001120213221.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12231202110031 is a prime.

It is a super-2 number, since 2×12231202110031² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12231202109990 and 12231202110008.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12231202110131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6115601055015 + 6115601055016.

It is an arithmetic number, because the mean of its divisors is an integer number (6115601055016).

Almost surely, 2^{12231202110031} is an apocalyptic number.

12231202110031 is a deficient number, since it is larger than the sum of its proper divisors (1).

12231202110031 is an equidigital number, since it uses as much as digits as its factorization.

12231202110031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 12231202110031 its reverse (13001120213221), we get a palindrome (25232322323252).

The spelling of 12231202110031 in words is "twelve trillion, two hundred thirty-one billion, two hundred two million, one hundred ten thousand, thirty-one".