424442203352201 has 4 divisors (see below), whose sum is σ = 424442391002772. Its totient is φ = 424442015701632.

The previous prime is 424442203352191. The next prime is 424442203352303. The reversal of 424442203352201 is 102253302244424.

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 227330403150400 + 197111800201801 = 15077480^2 + 14039651^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-424442203352201 is a prime.

It is a super-2 number, since 2×424442203352201² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (424442203357201) 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, 90390560 + ... + 94970193.

It is an arithmetic number, because the mean of its divisors is an integer number (106110597750693).

Almost surely, 2^{424442203352201} is an apocalyptic number.

It is an amenable number.

424442203352201 is a deficient number, since it is larger than the sum of its proper divisors (187650571).

424442203352201 is a wasteful number, since it uses less digits than its factorization.

424442203352201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187650570.

The product of its (nonzero) digits is 368640, while the sum is 38.

Adding to 424442203352201 its reverse (102253302244424), we get a palindrome (526695505596625).

The spelling of 424442203352201 in words is "four hundred twenty-four trillion, four hundred forty-two billion, two hundred three million, three hundred fifty-two thousand, two hundred one".