2112100022111 has 8 divisors (see below), whose sum is σ = 2115362467680. Its totient is φ = 2108839112928.

The previous prime is 2112100022099. The next prime is 2112100022117. The reversal of 2112100022111 is 1112200012112.

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

It is a cyclic number.

It is not a de Polignac number, because 2112100022111 - 2¹⁴ = 2112100005727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112100022117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2382830 + ... + 3146756.

It is an arithmetic number, because the mean of its divisors is an integer number (264420308460).

Almost surely, 2^{2112100022111} is an apocalyptic number.

2112100022111 is a deficient number, since it is larger than the sum of its proper divisors (3262445569).

2112100022111 is an equidigital number, since it uses as much as digits as its factorization.

2112100022111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 768193.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2112100022111 its reverse (1112200012112), we get a palindrome (3224300034223).

Subtracting from 2112100022111 its reverse (1112200012112), we obtain a palindrome (999900009999).

The spelling of 2112100022111 in words is "two trillion, one hundred twelve billion, one hundred million, twenty-two thousand, one hundred eleven".