221102201100202 has 8 divisors (see below), whose sum is σ = 331653439741536. Its totient is φ = 110551054519692.

The previous prime is 221102201100181. The next prime is 221102201100203. The reversal of 221102201100202 is 202001102201122.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (221102201100203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16659988 + ... + 26828335.

It is an arithmetic number, because the mean of its divisors is an integer number (41456679967692).

Almost surely, 2^{221102201100202} is an apocalyptic number.

221102201100202 is a deficient number, since it is larger than the sum of its proper divisors (110551238641334).

221102201100202 is a wasteful number, since it uses less digits than its factorization.

221102201100202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46030412.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 221102201100202 its reverse (202001102201122), we get a palindrome (423103303301324).

The spelling of 221102201100202 in words is "two hundred twenty-one trillion, one hundred two billion, two hundred one million, one hundred thousand, two hundred two".