442230440411 has 4 divisors (see below), whose sum is σ = 449480119824. Its totient is φ = 434980761000.

The previous prime is 442230440381. The next prime is 442230440413. The reversal of 442230440411 is 114044032244.

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 442230440411 - 2⁶ = 442230440347 is a prime.

It is a super-2 number, since 2×442230440411² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (442230440413) 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, 3624839615 + ... + 3624839736.

It is an arithmetic number, because the mean of its divisors is an integer number (112370029956).

Almost surely, 2^442230440411 is an apocalyptic number.

442230440411 is a deficient number, since it is larger than the sum of its proper divisors (7249679413).

442230440411 is an equidigital number, since it uses as much as digits as its factorization.

442230440411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7249679412.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 442230440411 its reverse (114044032244), we get a palindrome (556274472655).

The spelling of 442230440411 in words is "four hundred forty-two billion, two hundred thirty million, four hundred forty thousand, four hundred eleven".