442022340211 has 4 divisors (see below), whose sum is σ = 442048544800. Its totient is φ = 441996135624.

The previous prime is 442022340203. The next prime is 442022340229. The reversal of 442022340211 is 112043220244.

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

It is a cyclic number.

It is not a de Polignac number, because 442022340211 - 2³ = 442022340203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (442022340311) 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, 13076976 + ... + 13110733.

It is an arithmetic number, because the mean of its divisors is an integer number (110512136200).

Almost surely, 2^442022340211 is an apocalyptic number.

442022340211 is a deficient number, since it is larger than the sum of its proper divisors (26204589).

442022340211 is a wasteful number, since it uses less digits than its factorization.

442022340211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26204588.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 442022340211 its reverse (112043220244), we get a palindrome (554065560455).

The spelling of 442022340211 in words is "four hundred forty-two billion, twenty-two million, three hundred forty thousand, two hundred eleven".