109123102 has 32 divisors (see below), whose sum is σ = 189921024. Its totient is φ = 46473600.

The previous prime is 109123073. The next prime is 109123117. The reversal of 109123102 is 201321901.

It is a self number, because there is not a number n which added to its sum of digits gives 109123102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105327 + ... + 106357.

It is an arithmetic number, because the mean of its divisors is an integer number (5935032).

Almost surely, 2^109123102 is an apocalyptic number.

109123102 is a deficient number, since it is larger than the sum of its proper divisors (80797922).

109123102 is a wasteful number, since it uses less digits than its factorization.

109123102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1344.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 109123102 is about 10446.2003618541. The cubic root of 109123102 is about 477.8653793620.

The spelling of 109123102 in words is "one hundred nine million, one hundred twenty-three thousand, one hundred two".