442201444211 has 4 divisors (see below), whose sum is σ = 442301743800. Its totient is φ = 442101144624.

The previous prime is 442201444189. The next prime is 442201444219. The reversal of 442201444211 is 112444102244.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-442201444211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (442201444219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50143181 + ... + 50151998.

It is an arithmetic number, because the mean of its divisors is an integer number (110575435950).

Almost surely, 2^442201444211 is an apocalyptic number.

442201444211 is a deficient number, since it is larger than the sum of its proper divisors (100299589).

442201444211 is a wasteful number, since it uses less digits than its factorization.

442201444211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100299588.

The product of its (nonzero) digits is 8192, while the sum is 29.

Adding to 442201444211 its reverse (112444102244), we get a palindrome (554645546455).

The spelling of 442201444211 in words is "four hundred forty-two billion, two hundred one million, four hundred forty-four thousand, two hundred eleven".