442420112441 has 2 divisors, whose sum is σ = 442420112442. Its totient is φ = 442420112440.

The previous prime is 442420112429. The next prime is 442420112447. The reversal of 442420112441 is 144211024244.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 382630082041 + 59790030400 = 618571^2 + 244520^2 .

It is a cyclic number.

It is not a de Polignac number, because 442420112441 - 2²⁶ = 442353003577 is a prime.

It is not a weakly prime, because it can be changed into another prime (442420112447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221210056220 + 221210056221.

It is an arithmetic number, because the mean of its divisors is an integer number (221210056221).

Almost surely, 2^442420112441 is an apocalyptic number.

It is an amenable number.

442420112441 is a deficient number, since it is larger than the sum of its proper divisors (1).

442420112441 is an equidigital number, since it uses as much as digits as its factorization.

442420112441 is an odious number, because the sum of its binary digits is odd.

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

Adding to 442420112441 its reverse (144211024244), we get a palindrome (586631136685).

The spelling of 442420112441 in words is "four hundred forty-two billion, four hundred twenty million, one hundred twelve thousand, four hundred forty-one".