102221022202 has 32 divisors (see below), whose sum is σ = 178559603712. Its totient is φ = 43458933504.

The previous prime is 102221022133. The next prime is 102221022209. The reversal of 102221022202 is 202220122201.

It is not an unprimeable number, because it can be changed into a prime (102221022209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2439538 + ... + 2481085.

It is an arithmetic number, because the mean of its divisors is an integer number (5579987616).

Almost surely, 2^102221022202 is an apocalyptic number.

102221022202 is a deficient number, since it is larger than the sum of its proper divisors (76338581510).

102221022202 is a wasteful number, since it uses less digits than its factorization.

102221022202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4920702.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 102221022202 its reverse (202220122201), we get a palindrome (304441144403).

Subtracting 102221022202 from its reverse (202220122201), we obtain a palindrome (99999099999).

The spelling of 102221022202 in words is "one hundred two billion, two hundred twenty-one million, twenty-two thousand, two hundred two".