102100202228 has 6 divisors (see below), whose sum is σ = 178675353906. Its totient is φ = 51050101112.

The previous prime is 102100202213. The next prime is 102100202387. The reversal of 102100202228 is 822202001201.

It is a happy number.

102100202228 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 99882545764 + 2217656464 = 316042^2 + 47092^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12762525275 + ... + 12762525282.

It is an arithmetic number, because the mean of its divisors is an integer number (29779225651).

Almost surely, 2^102100202228 is an apocalyptic number.

It is an amenable number.

102100202228 is a deficient number, since it is larger than the sum of its proper divisors (76575151678).

102100202228 is a wasteful number, since it uses less digits than its factorization.

102100202228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25525050561 (or 25525050559 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 102100202228 its reverse (822202001201), we get a palindrome (924302203429).

The spelling of 102100202228 in words is "one hundred two billion, one hundred million, two hundred two thousand, two hundred twenty-eight".