10243444434281 has 2 divisors, whose sum is σ = 10243444434282. Its totient is φ = 10243444434280.

The previous prime is 10243444434263. The next prime is 10243444434283. The reversal of 10243444434281 is 18243444434201.

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., 10240537607056 + 2906827225 = 3200084^2 + 53915^2 .

It is a cyclic number.

It is not a de Polignac number, because 10243444434281 - 2³⁰ = 10242370692457 is a prime.

It is a super-2 number, since 2×10243444434281² (a number of 27 digits) contains 22 as substring.

Together with 10243444434283, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (10243444434283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5121722217140 + 5121722217141.

It is an arithmetic number, because the mean of its divisors is an integer number (5121722217141).

Almost surely, 2^{10243444434281} is an apocalyptic number.

It is an amenable number.

10243444434281 is a deficient number, since it is larger than the sum of its proper divisors (1).

10243444434281 is an equidigital number, since it uses as much as digits as its factorization.

10243444434281 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1179648, while the sum is 44.

Adding to 10243444434281 its reverse (18243444434201), we get a palindrome (28486888868482).

The spelling of 10243444434281 in words is "ten trillion, two hundred forty-three billion, four hundred forty-four million, four hundred thirty-four thousand, two hundred eighty-one".