102100210122 has 8 divisors (see below), whose sum is σ = 204200420256. Its totient is φ = 34033403372.

The previous prime is 102100210103. The next prime is 102100210123. The reversal of 102100210122 is 221012001201.

102100210122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

102100210122 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 102100210098 and 102100210107.

It is not an unprimeable number, because it can be changed into a prime (102100210123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8508350838 + ... + 8508350849.

It is an arithmetic number, because the mean of its divisors is an integer number (25525052532).

Almost surely, 2^102100210122 is an apocalyptic number.

102100210122 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.

102100210122 is a wasteful number, since it uses less digits than its factorization.

102100210122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17016701692.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 102100210122 its reverse (221012001201), we get a palindrome (323112211323).

The spelling of 102100210122 in words is "one hundred two billion, one hundred million, two hundred ten thousand, one hundred twenty-two".