221102000201 has 4 divisors (see below), whose sum is σ = 232738947600. Its totient is φ = 209465052804.

The previous prime is 221102000173. The next prime is 221102000387. The reversal of 221102000201 is 102000201122.

It is a happy number.

221102000201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-221102000201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (221102000101) 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, 5818473671 + ... + 5818473708.

It is an arithmetic number, because the mean of its divisors is an integer number (58184736900).

Almost surely, 2^221102000201 is an apocalyptic number.

It is an amenable number.

221102000201 is a deficient number, since it is larger than the sum of its proper divisors (11636947399).

221102000201 is a wasteful number, since it uses less digits than its factorization.

221102000201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11636947398.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 221102000201 its reverse (102000201122), we get a palindrome (323102201323).

The spelling of 221102000201 in words is "two hundred twenty-one billion, one hundred two million, two hundred one", and thus it is an aban number.