221102110006 has 8 divisors (see below), whose sum is σ = 331865904240. Its totient is φ = 110480141928.

The previous prime is 221102109989. The next prime is 221102110027. The reversal of 221102110006 is 600011201122.

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

It is a super-2 number, since 2×221102110006² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35452641 + ... + 35458876.

It is an arithmetic number, because the mean of its divisors is an integer number (41483238030).

Almost surely, 2^221102110006 is an apocalyptic number.

221102110006 is a deficient number, since it is larger than the sum of its proper divisors (110763794234).

221102110006 is a wasteful number, since it uses less digits than its factorization.

221102110006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70913078.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 221102110006 its reverse (600011201122), we get a palindrome (821113311128).

The spelling of 221102110006 in words is "two hundred twenty-one billion, one hundred two million, one hundred ten thousand, six".