102002202122212 has 24 divisors (see below), whose sum is σ = 204006604437440. Its totient is φ = 43714758011040.

The previous prime is 102002202122167. The next prime is 102002202122267. The reversal of 102002202122212 is 212221202200201.

It is a self number, because there is not a number n which added to its sum of digits gives 102002202122212.

It is an unprimeable number.

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, 16995762 + ... + 22200457.

Almost surely, 2^{102002202122212} is an apocalyptic number.

It is an amenable number.

102002202122212 is an abundant number, since it is smaller than the sum of its proper divisors (102004402315228).

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

102002202122212 is a wasteful number, since it uses less digits than its factorization.

102002202122212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39289171 (or 39289169 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 102002202122212 its reverse (212221202200201), we get a palindrome (314223404322413).

The spelling of 102002202122212 in words is "one hundred two trillion, two billion, two hundred two million, one hundred twenty-two thousand, two hundred twelve".