244121543201 has 2 divisors, whose sum is σ = 244121543202. Its totient is φ = 244121543200.

The previous prime is 244121543167. The next prime is 244121543203. The reversal of 244121543201 is 102345121442.

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., 185912742976 + 58208800225 = 431176^2 + 241265^2 .

It is a cyclic number.

It is not a de Polignac number, because 244121543201 - 2⁶ = 244121543137 is a prime.

Together with 244121543203, 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 (244121543203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122060771600 + 122060771601.

It is an arithmetic number, because the mean of its divisors is an integer number (122060771601).

Almost surely, 2^244121543201 is an apocalyptic number.

It is an amenable number.

244121543201 is a deficient number, since it is larger than the sum of its proper divisors (1).

244121543201 is an equidigital number, since it uses as much as digits as its factorization.

244121543201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 244121543201 its reverse (102345121442), we get a palindrome (346466664643).

The spelling of 244121543201 in words is "two hundred forty-four billion, one hundred twenty-one million, five hundred forty-three thousand, two hundred one".