2100110102 has 4 divisors (see below), whose sum is σ = 3150165156. Its totient is φ = 1050055050.

The previous prime is 2100110087. The next prime is 2100110119. The reversal of 2100110102 is 2010110012.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2100110102.

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, 525027524 + ... + 525027527.

It is an arithmetic number, because the mean of its divisors is an integer number (787541289).

Almost surely, 2^2100110102 is an apocalyptic number.

2100110102 is a deficient number, since it is larger than the sum of its proper divisors (1050055054).

2100110102 is a wasteful number, since it uses less digits than its factorization.

2100110102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1050055053.

The product of its (nonzero) digits is 4, while the sum is 8.

The square root of 2100110102 is about 45826.9582451203. The cubic root of 2100110102 is about 1280.6015446483.

Adding to 2100110102 its reverse (2010110012), we get a palindrome (4110220114).

The spelling of 2100110102 in words is "two billion, one hundred million, one hundred ten thousand, one hundred two".