221110102102 has 8 divisors (see below), whose sum is σ = 334276690176. Its totient is φ = 109684538712.

The previous prime is 221110102099. The next prime is 221110102121. The reversal of 221110102102 is 201201011122.

221110102102 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 congruent number.

It is an unprimeable number.

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, 435255853 + ... + 435256360.

It is an arithmetic number, because the mean of its divisors is an integer number (41784586272).

Almost surely, 2^221110102102 is an apocalyptic number.

221110102102 is a deficient number, since it is larger than the sum of its proper divisors (113166588074).

221110102102 is a wasteful number, since it uses less digits than its factorization.

221110102102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 870512342.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 221110102102 its reverse (201201011122), we get a palindrome (422311113224).

The spelling of 221110102102 in words is "two hundred twenty-one billion, one hundred ten million, one hundred two thousand, one hundred two".