201222424230424 has 64 divisors (see below), whose sum is σ = 384139816704000. Its totient is φ = 98799978251520.

The previous prime is 201222424230409. The next prime is 201222424230463. The reversal of 201222424230424 is 424032424222102.

201222424230424 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 201222424230424.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121678612 + ... + 123321244.

It is an arithmetic number, because the mean of its divisors is an integer number (6002184636000).

Almost surely, 2^{201222424230424} is an apocalyptic number.

It is an amenable number.

201222424230424 is a deficient number, since it is larger than the sum of its proper divisors (182917392473576).

201222424230424 is a wasteful number, since it uses less digits than its factorization.

201222424230424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1643768 (or 1643764 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 34.

Adding to 201222424230424 its reverse (424032424222102), we get a palindrome (625254848452526).

The spelling of 201222424230424 in words is "two hundred one trillion, two hundred twenty-two billion, four hundred twenty-four million, two hundred thirty thousand, four hundred twenty-four".