4242021201 has 12 divisors (see below), whose sum is σ = 6684397200. Its totient is φ = 2570921880.

The previous prime is 4242021193. The next prime is 4242021211. The reversal of 4242021201 is 1021202424.

4242021201 is a `hidden beast` number, since 42 + 420 + 2 + 1 + 201 = 666.

It is not a de Polignac number, because 4242021201 - 2³ = 4242021193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4242021211) 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 11 ways as a sum of consecutive naturals, for example, 21424251 + ... + 21424448.

It is an arithmetic number, because the mean of its divisors is an integer number (557033100).

Almost surely, 2^4242021201 is an apocalyptic number.

It is an amenable number.

4242021201 is a deficient number, since it is larger than the sum of its proper divisors (2442375999).

4242021201 is a wasteful number, since it uses less digits than its factorization.

4242021201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42848716 (or 42848713 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 4242021201 is about 65130.8007090347. The cubic root of 4242021201 is about 1618.7916102938.

Adding to 4242021201 its reverse (1021202424), we get a palindrome (5263223625).

The spelling of 4242021201 in words is "four billion, two hundred forty-two million, twenty-one thousand, two hundred one".