12461102231 has 2 divisors, whose sum is σ = 12461102232. Its totient is φ = 12461102230.

The previous prime is 12461102207. The next prime is 12461102279. The reversal of 12461102231 is 13220116421.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12461102231 is a prime.

It is a super-2 number, since 2×12461102231² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12461102197 and 12461102206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12461102201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6230551115 + 6230551116.

It is an arithmetic number, because the mean of its divisors is an integer number (6230551116).

Almost surely, 2^12461102231 is an apocalyptic number.

12461102231 is a deficient number, since it is larger than the sum of its proper divisors (1).

12461102231 is an equidigital number, since it uses as much as digits as its factorization.

12461102231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 12461102231 its reverse (13220116421), we get a palindrome (25681218652).

The spelling of 12461102231 in words is "twelve billion, four hundred sixty-one million, one hundred two thousand, two hundred thirty-one".