4431120201 has 16 divisors (see below), whose sum is σ = 6717289920. Its totient is φ = 2885379840.

The previous prime is 4431120181. The next prime is 4431120203. The reversal of 4431120201 is 1020211344.

4431120201 is a `hidden beast` number, since 443 + 1 + 1 + 20 + 201 = 666.

It is not a de Polignac number, because 4431120201 - 2⁹ = 4431119689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4431120203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1907160 + ... + 1909481.

It is an arithmetic number, because the mean of its divisors is an integer number (419830620).

Almost surely, 2^4431120201 is an apocalyptic number.

It is an amenable number.

4431120201 is a deficient number, since it is larger than the sum of its proper divisors (2286169719).

4431120201 is a wasteful number, since it uses less digits than its factorization.

4431120201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3816693 (or 3816687 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 4431120201 is about 66566.6598305789. The cubic root of 4431120201 is about 1642.4967177433.

Adding to 4431120201 its reverse (1020211344), we get a palindrome (5451331545).

The spelling of 4431120201 in words is "four billion, four hundred thirty-one million, one hundred twenty thousand, two hundred one".