221010110102 has 8 divisors (see below), whose sum is σ = 348963331800. Its totient is φ = 104688999504.

The previous prime is 221010110093. The next prime is 221010110137. The reversal of 221010110102 is 201011010122.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2908027727 + ... + 2908027802.

It is an arithmetic number, because the mean of its divisors is an integer number (43620416475).

Almost surely, 2^221010110102 is an apocalyptic number.

221010110102 is a deficient number, since it is larger than the sum of its proper divisors (127953221698).

221010110102 is a wasteful number, since it uses less digits than its factorization.

221010110102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5816055550.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 221010110102 its reverse (201011010122), we get a palindrome (422021120224).

The spelling of 221010110102 in words is "two hundred twenty-one billion, ten million, one hundred ten thousand, one hundred two".