423441321001 has 4 divisors (see below), whose sum is σ = 423702867600. Its totient is φ = 423179774404.

The previous prime is 423441320987. The next prime is 423441321007. The reversal of 423441321001 is 100123144324.

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 423441321001 - 2¹¹ = 423441318953 is a prime.

It is a super-3 number, since 3×423441321001³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423441321007) 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, 130770871 + ... + 130774108.

It is an arithmetic number, because the mean of its divisors is an integer number (105925716900).

Almost surely, 2^423441321001 is an apocalyptic number.

It is an amenable number.

423441321001 is a deficient number, since it is larger than the sum of its proper divisors (261546599).

423441321001 is a wasteful number, since it uses less digits than its factorization.

423441321001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261546598.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 423441321001 its reverse (100123144324), we get a palindrome (523564465325).

The spelling of 423441321001 in words is "four hundred twenty-three billion, four hundred forty-one million, three hundred twenty-one thousand, one".