12232444024261 has 2 divisors, whose sum is σ = 12232444024262. Its totient is φ = 12232444024260.

The previous prime is 12232444024259. The next prime is 12232444024309. The reversal of 12232444024261 is 16242044423221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7197850460161 + 5034593564100 = 2682881^2 + 2243790^2 .

It is a cyclic number.

It is not a de Polignac number, because 12232444024261 - 2¹ = 12232444024259 is a prime.

It is a super-2 number, since 2×12232444024261² (a number of 27 digits) contains 22 as substring.

Together with 12232444024259, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 12232444024261.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12232444024561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6116222012130 + 6116222012131.

It is an arithmetic number, because the mean of its divisors is an integer number (6116222012131).

Almost surely, 2^{12232444024261} is an apocalyptic number.

It is an amenable number.

12232444024261 is a deficient number, since it is larger than the sum of its proper divisors (1).

12232444024261 is an equidigital number, since it uses as much as digits as its factorization.

12232444024261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 147456, while the sum is 37.

Adding to 12232444024261 its reverse (16242044423221), we get a palindrome (28474488447482).

The spelling of 12232444024261 in words is "twelve trillion, two hundred thirty-two billion, four hundred forty-four million, twenty-four thousand, two hundred sixty-one".