2112100221102 has 8 divisors (see below), whose sum is σ = 4224200442216. Its totient is φ = 704033407032.

The previous prime is 2112100221059. The next prime is 2112100221163. The reversal of 2112100221102 is 2011220012112.

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

2112100221102 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, 176008351753 + ... + 176008351764.

It is an arithmetic number, because the mean of its divisors is an integer number (528025055277).

Almost surely, 2^{2112100221102} is an apocalyptic number.

2112100221102 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.

2112100221102 is a wasteful number, since it uses less digits than its factorization.

2112100221102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352016703522.

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

Adding to 2112100221102 its reverse (2011220012112), we get a palindrome (4123320233214).

The spelling of 2112100221102 in words is "two trillion, one hundred twelve billion, one hundred million, two hundred twenty-one thousand, one hundred two".