10243444434161 has 2 divisors, whose sum is σ = 10243444434162. Its totient is φ = 10243444434160.

The previous prime is 10243444434101. The next prime is 10243444434229. The reversal of 10243444434161 is 16143444434201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8442598528225 + 1800845905936 = 2905615^2 + 1341956^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10243444434161 is a prime.

It is not a weakly prime, because it can be changed into another prime (10243444434101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5121722217080 + 5121722217081.

It is an arithmetic number, because the mean of its divisors is an integer number (5121722217081).

Almost surely, 2^{10243444434161} is an apocalyptic number.

It is an amenable number.

10243444434161 is a deficient number, since it is larger than the sum of its proper divisors (1).

10243444434161 is an equidigital number, since it uses as much as digits as its factorization.

10243444434161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 442368, while the sum is 41.

Adding to 10243444434161 its reverse (16143444434201), we get a palindrome (26386888868362).

The spelling of 10243444434161 in words is "ten trillion, two hundred forty-three billion, four hundred forty-four million, four hundred thirty-four thousand, one hundred sixty-one".