201020224004 has 12 divisors (see below), whose sum is σ = 353943585744. Its totient is φ = 99893485224.

The previous prime is 201020224001. The next prime is 201020224057. The reversal of 201020224004 is 400422020102.

It is a happy number.

201020224004 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (201020224001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154155962 + ... + 154157265.

It is an arithmetic number, because the mean of its divisors is an integer number (29495298812).

Almost surely, 2^201020224004 is an apocalyptic number.

It is an amenable number.

201020224004 is a deficient number, since it is larger than the sum of its proper divisors (152923361740).

201020224004 is a wasteful number, since it uses less digits than its factorization.

201020224004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308313394 (or 308313392 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 201020224004 its reverse (400422020102), we get a palindrome (601442244106).

The spelling of 201020224004 in words is "two hundred one billion, twenty million, two hundred twenty-four thousand, four".