2101100112222 has 8 divisors (see below), whose sum is σ = 4202200224456. Its totient is φ = 700366704072.

The previous prime is 2101100112211. The next prime is 2101100112259. The reversal of 2101100112222 is 2222110011012.

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

2101100112222 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175091676013 + ... + 175091676024.

It is an arithmetic number, because the mean of its divisors is an integer number (525275028057).

Almost surely, 2^{2101100112222} is an apocalyptic number.

2101100112222 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.

2101100112222 is a wasteful number, since it uses less digits than its factorization.

2101100112222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350183352042.

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

Adding to 2101100112222 its reverse (2222110011012), we get a palindrome (4323210123234).

The spelling of 2101100112222 in words is "two trillion, one hundred one billion, one hundred million, one hundred twelve thousand, two hundred twenty-two".