42421003441 has 4 divisors (see below), whose sum is σ = 42932099952. Its totient is φ = 41909906932.

The previous prime is 42421003439. The next prime is 42421003517. The reversal of 42421003441 is 14430012424.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 42421003441 - 2¹ = 42421003439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42421003411) 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 in 3 ways as a sum of consecutive naturals, for example, 255548131 + ... + 255548296.

It is an arithmetic number, because the mean of its divisors is an integer number (10733024988).

Almost surely, 2^42421003441 is an apocalyptic number.

It is an amenable number.

42421003441 is a deficient number, since it is larger than the sum of its proper divisors (511096511).

42421003441 is an equidigital number, since it uses as much as digits as its factorization.

42421003441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511096510.

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

Adding to 42421003441 its reverse (14430012424), we get a palindrome (56851015865).

The spelling of 42421003441 in words is "forty-two billion, four hundred twenty-one million, three thousand, four hundred forty-one".