102170103 has 32 divisors (see below), whose sum is σ = 162447360. Its totient is φ = 55883520.

The previous prime is 102170083. The next prime is 102170113. The reversal of 102170103 is 301071201.

It is not a de Polignac number, because 102170103 - 2⁶ = 102170039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102170113) 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 31 ways as a sum of consecutive naturals, for example, 76683 + ... + 78003.

It is an arithmetic number, because the mean of its divisors is an integer number (5076480).

Almost surely, 2^102170103 is an apocalyptic number.

102170103 is a deficient number, since it is larger than the sum of its proper divisors (60277257).

102170103 is a wasteful number, since it uses less digits than its factorization.

102170103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1487.

The product of its (nonzero) digits is 42, while the sum is 15.

The square root of 102170103 is about 10107.9227836386. The cubic root of 102170103 is about 467.4924596761.

The spelling of 102170103 in words is "one hundred two million, one hundred seventy thousand, one hundred three".