2102120112102 has 8 divisors (see below), whose sum is σ = 4204240224216. Its totient is φ = 700706704032.

The previous prime is 2102120112091. The next prime is 2102120112121. The reversal of 2102120112102 is 2012110212012.

It is a sphenic number, since it is the product of 3 distinct primes.

2102120112102 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175176676003 + ... + 175176676014.

It is an arithmetic number, because the mean of its divisors is an integer number (525530028027).

Almost surely, 2^{2102120112102} is an apocalyptic number.

2102120112102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2102120112102 is a wasteful number, since it uses less digits than its factorization.

2102120112102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350353352022.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2102120112102 its reverse (2012110212012), we get a palindrome (4114230324114).

The spelling of 2102120112102 in words is "two trillion, one hundred two billion, one hundred twenty million, one hundred twelve thousand, one hundred two".