102102221022222 has 16 divisors (see below), whose sum is σ = 205051763383632. Its totient is φ = 33892853450880.

The previous prime is 102102221022209. The next prime is 102102221022229. The reversal of 102102221022222 is 222220122201201.

It is a super-2 number, since 2×102102221022222² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102102221022229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35305054233 + ... + 35305057124.

It is an arithmetic number, because the mean of its divisors is an integer number (12815735211477).

Almost surely, 2^{102102221022222} is an apocalyptic number.

102102221022222 is an abundant number, since it is smaller than the sum of its proper divisors (102949542361410).

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

102102221022222 is a wasteful number, since it uses less digits than its factorization.

102102221022222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70610111603.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 102102221022222 its reverse (222220122201201), we get a palindrome (324322343223423).

The spelling of 102102221022222 in words is "one hundred two trillion, one hundred two billion, two hundred twenty-one million, twenty-two thousand, two hundred twenty-two".