221002102002110 has 96 divisors (see below), whose sum is σ = 491363926885440. Its totient is φ = 70957196513280.

The previous prime is 221002102002047. The next prime is 221002102002131. The reversal of 221002102002110 is 11200201200122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 305066915 + ... + 305790494.

It is an arithmetic number, because the mean of its divisors is an integer number (5118374238390).

Almost surely, 2^{221002102002110} is an apocalyptic number.

221002102002110 is an abundant number, since it is smaller than the sum of its proper divisors (270361824883330).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

221002102002110 is a wasteful number, since it uses less digits than its factorization.

221002102002110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610857474 (or 610857463 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 221002102002110 its reverse (11200201200122), we get a palindrome (232202303202232).

The spelling of 221002102002110 in words is "two hundred twenty-one trillion, two billion, one hundred two million, two thousand, one hundred ten".