102101012102212 has 6 divisors (see below), whose sum is σ = 178676771178878. Its totient is φ = 51050506051104.

The previous prime is 102101012102203. The next prime is 102101012102227. The reversal of 102101012102212 is 212201210101201.

It can be written as a sum of positive squares in only one way, i.e., 72824103959616 + 29276908142596 = 8533704^2 + 5410814^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12762626512773 + ... + 12762626512780.

Almost surely, 2^{102101012102212} is an apocalyptic number.

It is an amenable number.

102101012102212 is a deficient number, since it is larger than the sum of its proper divisors (76575759076666).

102101012102212 is a wasteful number, since it uses less digits than its factorization.

102101012102212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25525253025557 (or 25525253025555 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 102101012102212 its reverse (212201210101201), we get a palindrome (314302222203413).

The spelling of 102101012102212 in words is "one hundred two trillion, one hundred one billion, twelve million, one hundred two thousand, two hundred twelve".