2102110200102 has 32 divisors (see below), whose sum is σ = 4654876328064. Its totient is φ = 627495580800.

The previous prime is 2102110200041. The next prime is 2102110200139. The reversal of 2102110200102 is 2010020112012.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 237683299 + ... + 237692142.

It is an arithmetic number, because the mean of its divisors is an integer number (145464885252).

Almost surely, 2^{2102110200102} is an apocalyptic number.

2102110200102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2102110200102 is an abundant number, since it is smaller than the sum of its proper divisors (2552766127962).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2102110200102 is a wasteful number, since it uses less digits than its factorization.

2102110200102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475375524.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2102110200102 its reverse (2010020112012), we get a palindrome (4112130312114).

The spelling of 2102110200102 in words is "two trillion, one hundred two billion, one hundred ten million, two hundred thousand, one hundred two".