4243402442241 has 12 divisors (see below), whose sum is σ = 6295017437332. Its totient is φ = 2752477259616.

The previous prime is 4243402442231. The next prime is 4243402442291. The reversal of 4243402442241 is 1422442043424.

4243402442241 is a `hidden beast` number, since 4 + 2 + 4 + 3 + 402 + 4 + 4 + 2 + 241 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1783570934016 + 2459831508225 = 1335504^2 + 1568385^2 .

It is not a de Polignac number, because 4243402442241 - 2¹⁵ = 4243402409473 is a prime.

It is a super-2 number, since 2×4243402442241² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4243402442196 and 4243402442205.

It is not an unprimeable number, because it can be changed into a prime (4243402442231) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6371474806 + ... + 6371475471.

Almost surely, 2^{4243402442241} is an apocalyptic number.

It is an amenable number.

4243402442241 is a deficient number, since it is larger than the sum of its proper divisors (2051614995091).

4243402442241 is a wasteful number, since it uses less digits than its factorization.

4243402442241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12742950320 (or 12742950317 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 36.

Adding to 4243402442241 its reverse (1422442043424), we get a palindrome (5665844485665).

The spelling of 4243402442241 in words is "four trillion, two hundred forty-three billion, four hundred two million, four hundred forty-two thousand, two hundred forty-one".