444213344101 has 2 divisors, whose sum is σ = 444213344102. Its totient is φ = 444213344100.

The previous prime is 444213344077. The next prime is 444213344123. The reversal of 444213344101 is 101443312444.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 440595923076 + 3617421025 = 663774^2 + 60145^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-444213344101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (444213344131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222106672050 + 222106672051.

It is an arithmetic number, because the mean of its divisors is an integer number (222106672051).

Almost surely, 2^444213344101 is an apocalyptic number.

It is an amenable number.

444213344101 is a deficient number, since it is larger than the sum of its proper divisors (1).

444213344101 is an equidigital number, since it uses as much as digits as its factorization.

444213344101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 444213344101 its reverse (101443312444), we get a palindrome (545656656545).

The spelling of 444213344101 in words is "four hundred forty-four billion, two hundred thirteen million, three hundred forty-four thousand, one hundred one".