442412044031 has 2 divisors, whose sum is σ = 442412044032. Its totient is φ = 442412044030.

The previous prime is 442412044013. The next prime is 442412044057. The reversal of 442412044031 is 130440214244.

Together with previous prime (442412044013) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-442412044031 is a prime.

It is a super-2 number, since 2×442412044031² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 442412043985 and 442412044003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (442412044231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221206022015 + 221206022016.

It is an arithmetic number, because the mean of its divisors is an integer number (221206022016).

Almost surely, 2^442412044031 is an apocalyptic number.

442412044031 is a deficient number, since it is larger than the sum of its proper divisors (1).

442412044031 is an equidigital number, since it uses as much as digits as its factorization.

442412044031 is an evil number, because the sum of its binary digits is even.

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

Adding to 442412044031 its reverse (130440214244), we get a palindrome (572852258275).

The spelling of 442412044031 in words is "four hundred forty-two billion, four hundred twelve million, forty-four thousand, thirty-one".