2105102 has 4 divisors (see below), whose sum is σ = 3157656. Its totient is φ = 1052550.

The previous prime is 2105071. The next prime is 2105111. The reversal of 2105102 is 2015012.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526274 + ... + 526277.

It is an arithmetic number, because the mean of its divisors is an integer number (789414).

2^2105102 is an apocalyptic number.

2105102 is a deficient number, since it is larger than the sum of its proper divisors (1052554).

2105102 is a wasteful number, since it uses less digits than its factorization.

2105102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052553.

The product of its (nonzero) digits is 20, while the sum is 11.

The square root of 2105102 is about 1450.8969639502. The cubic root of 2105102 is about 128.1615392118.

The spelling of 2105102 in words is "two million, one hundred five thousand, one hundred two".