4244224212961 has 2 divisors, whose sum is σ = 4244224212962. Its totient is φ = 4244224212960.

The previous prime is 4244224212929. The next prime is 4244224213013. The reversal of 4244224212961 is 1692124224424.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3287458528225 + 956765684736 = 1813135^2 + 978144^2 .

It is a cyclic number.

It is not a de Polignac number, because 4244224212961 - 2⁵ = 4244224212929 is a prime.

It is not a weakly prime, because it can be changed into another prime (4244224212461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2122112106480 + 2122112106481.

It is an arithmetic number, because the mean of its divisors is an integer number (2122112106481).

Almost surely, 2^{4244224212961} is an apocalyptic number.

It is an amenable number.

4244224212961 is a deficient number, since it is larger than the sum of its proper divisors (1).

4244224212961 is an equidigital number, since it uses as much as digits as its factorization.

4244224212961 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 442368, while the sum is 43.

The spelling of 4244224212961 in words is "four trillion, two hundred forty-four billion, two hundred twenty-four million, two hundred twelve thousand, nine hundred sixty-one".