102244121212 has 6 divisors (see below), whose sum is σ = 178927212128. Its totient is φ = 51122060604.

The previous prime is 102244121209. The next prime is 102244121263. The reversal of 102244121212 is 212121442201.

102244121212 is a modest number, since divided by 121212 gives 102244 as remainder.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 12780515148 + ... + 12780515155.

Almost surely, 2^102244121212 is an apocalyptic number.

It is an amenable number.

102244121212 is a deficient number, since it is larger than the sum of its proper divisors (76683090916).

102244121212 is a wasteful number, since it uses less digits than its factorization.

102244121212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25561030307 (or 25561030305 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 102244121212 its reverse (212121442201), we get a palindrome (314365563413).

The spelling of 102244121212 in words is "one hundred two billion, two hundred forty-four million, one hundred twenty-one thousand, two hundred twelve".