221120002202102 has 16 divisors (see below), whose sum is σ = 342421622865024. Its totient is φ = 106980341760000.

The previous prime is 221120002202081. The next prime is 221120002202119. The reversal of 221120002202102 is 201202200021122.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219621899 + ... + 220626422.

It is an arithmetic number, because the mean of its divisors is an integer number (21401351429064).

Almost surely, 2^{221120002202102} is an apocalyptic number.

221120002202102 is a deficient number, since it is larger than the sum of its proper divisors (121301620662922).

221120002202102 is a wasteful number, since it uses less digits than its factorization.

221120002202102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440256455.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 221120002202102 its reverse (201202200021122), we get a palindrome (422322202223224).

The spelling of 221120002202102 in words is "two hundred twenty-one trillion, one hundred twenty billion, two million, two hundred two thousand, one hundred two".