102212210210 has 24 divisors (see below), whose sum is σ = 202228127388. Its totient is φ = 37168076000.

The previous prime is 102212210189. The next prime is 102212210239. The reversal of 102212210210 is 12012212201.

It can be written as a sum of positive squares in 2 ways, for example, as 101109372529 + 1102837681 = 317977^2 + 33209^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42235241 + ... + 42237660.

Almost surely, 2^102212210210 is an apocalyptic number.

102212210210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102212210210 is a deficient number, since it is larger than the sum of its proper divisors (100015917178).

102212210210 is a wasteful number, since it uses less digits than its factorization.

102212210210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84472930 (or 84472919 counting only the distinct ones).

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

Adding to 102212210210 its reverse (12012212201), we get a palindrome (114224422411).

The spelling of 102212210210 in words is "one hundred two billion, two hundred twelve million, two hundred ten thousand, two hundred ten".