442531001201 has 4 divisors (see below), whose sum is σ = 442538268900. Its totient is φ = 442523733504.

The previous prime is 442531001189. The next prime is 442531001207. The reversal of 442531001201 is 102100135244.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 286032432400 + 156498568801 = 534820^2 + 395599^2 .

It is a cyclic number.

It is not a de Polignac number, because 442531001201 - 2²⁶ = 442463892337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (442531001207) 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, 3541736 + ... + 3664553.

It is an arithmetic number, because the mean of its divisors is an integer number (110634567225).

Almost surely, 2^442531001201 is an apocalyptic number.

It is an amenable number.

442531001201 is a deficient number, since it is larger than the sum of its proper divisors (7267699).

442531001201 is an equidigital number, since it uses as much as digits as its factorization.

442531001201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7267698.

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 442531001201 its reverse (102100135244), we get a palindrome (544631136445).

The spelling of 442531001201 in words is "four hundred forty-two billion, five hundred thirty-one million, one thousand, two hundred one".