102212020021012 has 12 divisors (see below), whose sum is σ = 195132038222016. Its totient is φ = 46460009100440.

The previous prime is 102212020020961. The next prime is 102212020021057. The reversal of 102212020021012 is 210120020212201.

It is a happy number.

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 in 3 ways as a sum of consecutive naturals, for example, 1161500227468 + ... + 1161500227555.

It is an arithmetic number, because the mean of its divisors is an integer number (16261003185168).

Almost surely, 2^{102212020021012} is an apocalyptic number.

It is an amenable number.

102212020021012 is a deficient number, since it is larger than the sum of its proper divisors (92920018201004).

102212020021012 is a wasteful number, since it uses less digits than its factorization.

102212020021012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2323000455038 (or 2323000455036 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 102212020021012 its reverse (210120020212201), we get a palindrome (312332040233213).

The spelling of 102212020021012 in words is "one hundred two trillion, two hundred twelve billion, twenty million, twenty-one thousand, twelve".