2102130223102 has 48 divisors (see below), whose sum is σ = 4182519000240. Its totient is φ = 782693597952.

The previous prime is 2102130223079. The next prime is 2102130223157. The reversal of 2102130223102 is 2013220312012.

It is a self number, because there is not a number n which added to its sum of digits gives 2102130223102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48508452 + ... + 48551767.

It is an arithmetic number, because the mean of its divisors is an integer number (87135812505).

Almost surely, 2^{2102130223102} is an apocalyptic number.

2102130223102 is a deficient number, since it is larger than the sum of its proper divisors (2080388777138).

2102130223102 is a wasteful number, since it uses less digits than its factorization.

2102130223102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97060265 (or 97060258 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 2102130223102 its reverse (2013220312012), we get a palindrome (4115350535114).

It can be divided in two parts, 2102130 and 223102, that added together give a palindrome (2325232).

The spelling of 2102130223102 in words is "two trillion, one hundred two billion, one hundred thirty million, two hundred twenty-three thousand, one hundred two".