12310322030261 has 2 divisors, whose sum is σ = 12310322030262. Its totient is φ = 12310322030260.

The previous prime is 12310322030189. The next prime is 12310322030273. The reversal of 12310322030261 is 16203022301321.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11438397484900 + 871924545361 = 3382070^2 + 933769^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12310322030261 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12310322030261.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12310322030861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6155161015130 + 6155161015131.

It is an arithmetic number, because the mean of its divisors is an integer number (6155161015131).

Almost surely, 2^{12310322030261} is an apocalyptic number.

It is an amenable number.

12310322030261 is a deficient number, since it is larger than the sum of its proper divisors (1).

12310322030261 is an equidigital number, since it uses as much as digits as its factorization.

12310322030261 is an odious number, because the sum of its binary digits is odd.

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

Adding to 12310322030261 its reverse (16203022301321), we get a palindrome (28513344331582).

The spelling of 12310322030261 in words is "twelve trillion, three hundred ten billion, three hundred twenty-two million, thirty thousand, two hundred sixty-one".