102212133221212 has 12 divisors (see below), whose sum is σ = 204424266442480. Its totient is φ = 43805199951936.

The previous prime is 102212133221131. The next prime is 102212133221287. The reversal of 102212133221212 is 212122331212201.

102212133221212 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1825216664637 + ... + 1825216664692.

Almost surely, 2^{102212133221212} is an apocalyptic number.

It is an amenable number.

102212133221212 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

102212133221212 is a wasteful number, since it uses less digits than its factorization.

102212133221212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3650433329340 (or 3650433329338 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 102212133221212 its reverse (212122331212201), we get a palindrome (314334464433413).

The spelling of 102212133221212 in words is "one hundred two trillion, two hundred twelve billion, one hundred thirty-three million, two hundred twenty-one thousand, two hundred twelve".