102212220220101 has 12 divisors (see below), whose sum is σ = 154058998592928. Its totient is φ = 65178807096744.

The previous prime is 102212220220093. The next prime is 102212220220163. The reversal of 102212220220101 is 101022022212201.

It is a happy number.

102212220220101 is a `hidden beast` number, since 1 + 0 + 2 + 212 + 220 + 220 + 10 + 1 = 666.

It is not a de Polignac number, because 102212220220101 - 2³ = 102212220220093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102212220220301) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 246889420615 + ... + 246889421028.

It is an arithmetic number, because the mean of its divisors is an integer number (12838249882744).

Almost surely, 2^{102212220220101} is an apocalyptic number.

It is an amenable number.

102212220220101 is a deficient number, since it is larger than the sum of its proper divisors (51846778372827).

102212220220101 is a wasteful number, since it uses less digits than its factorization.

102212220220101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493778841672 (or 493778841669 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 102212220220101 its reverse (101022022212201), we get a palindrome (203234242432302).

The spelling of 102212220220101 in words is "one hundred two trillion, two hundred twelve billion, two hundred twenty million, two hundred twenty thousand, one hundred one".