221200220221102 has 8 divisors (see below), whose sum is σ = 331800396161256. Its totient is φ = 110600088167352.

The previous prime is 221200220221081. The next prime is 221200220221121. The reversal of 221200220221102 is 201122022002122.

221200220221102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 221200220221102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8640793 + ... + 22739035.

It is an arithmetic number, because the mean of its divisors is an integer number (41475049520157).

Almost surely, 2^{221200220221102} is an apocalyptic number.

221200220221102 is a deficient number, since it is larger than the sum of its proper divisors (110600175940154).

221200220221102 is a wasteful number, since it uses less digits than its factorization.

221200220221102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21943202.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 221200220221102 its reverse (201122022002122), we get a palindrome (422322242223224).

The spelling of 221200220221102 in words is "two hundred twenty-one trillion, two hundred billion, two hundred twenty million, two hundred twenty-one thousand, one hundred two".