442101044201 has 2 divisors, whose sum is σ = 442101044202. Its totient is φ = 442101044200.

The previous prime is 442101044191. The next prime is 442101044239. The reversal of 442101044201 is 102440101244.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 357722413801 + 84378630400 = 598099^2 + 290480^2 .

It is a cyclic number.

It is not a de Polignac number, because 442101044201 - 2²² = 442096849897 is a prime.

It is a super-2 number, since 2×442101044201² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (442101040201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221050522100 + 221050522101.

It is an arithmetic number, because the mean of its divisors is an integer number (221050522101).

Almost surely, 2^442101044201 is an apocalyptic number.

It is an amenable number.

442101044201 is a deficient number, since it is larger than the sum of its proper divisors (1).

442101044201 is an equidigital number, since it uses as much as digits as its factorization.

442101044201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 442101044201 its reverse (102440101244), we get a palindrome (544541145445).

The spelling of 442101044201 in words is "four hundred forty-two billion, one hundred one million, forty-four thousand, two hundred one".