102212122101 has 16 divisors (see below), whose sum is σ = 136982915520. Its totient is φ = 67792268160.

The previous prime is 102212122097. The next prime is 102212122127. The reversal of 102212122101 is 101221212201.

It is not a de Polignac number, because 102212122101 - 2² = 102212122097 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102212122151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 346006 + ... + 569336.

It is an arithmetic number, because the mean of its divisors is an integer number (8561432220).

Almost surely, 2^102212122101 is an apocalyptic number.

It is an amenable number.

102212122101 is a deficient number, since it is larger than the sum of its proper divisors (34770793419).

102212122101 is a wasteful number, since it uses less digits than its factorization.

102212122101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224116.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 102212122101 its reverse (101221212201), we get a palindrome (203433334302).

The spelling of 102212122101 in words is "one hundred two billion, two hundred twelve million, one hundred twenty-two thousand, one hundred one".