12241244264261 has 2 divisors, whose sum is σ = 12241244264262. Its totient is φ = 12241244264260.

The previous prime is 12241244264243. The next prime is 12241244264273. The reversal of 12241244264261 is 16246244214221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9184233302500 + 3057010961761 = 3030550^2 + 1748431^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12241244264261 is a prime.

It is a super-2 number, since 2×12241244264261² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12241244264761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6120622132130 + 6120622132131.

It is an arithmetic number, because the mean of its divisors is an integer number (6120622132131).

Almost surely, 2^{12241244264261} is an apocalyptic number.

It is an amenable number.

12241244264261 is a deficient number, since it is larger than the sum of its proper divisors (1).

12241244264261 is an equidigital number, since it uses as much as digits as its factorization.

12241244264261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 294912, while the sum is 41.

Adding to 12241244264261 its reverse (16246244214221), we get a palindrome (28487488478482).

The spelling of 12241244264261 in words is "twelve trillion, two hundred forty-one billion, two hundred forty-four million, two hundred sixty-four thousand, two hundred sixty-one".