2102222243111 has 4 divisors (see below), whose sum is σ = 2113836730824. Its totient is φ = 2090607755400.

The previous prime is 2102222243087. The next prime is 2102222243129. The reversal of 2102222243111 is 1113422222012.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2102222243111 - 2¹⁸ = 2102221980967 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 (2102222243141) by changing a digit.

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, 5807243585 + ... + 5807243946.

It is an arithmetic number, because the mean of its divisors is an integer number (528459182706).

Almost surely, 2^{2102222243111} is an apocalyptic number.

2102222243111 is a deficient number, since it is larger than the sum of its proper divisors (11614487713).

2102222243111 is a wasteful number, since it uses less digits than its factorization.

2102222243111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11614487712.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 2102222243111 its reverse (1113422222012), we get a palindrome (3215644465123).

The spelling of 2102222243111 in words is "two trillion, one hundred two billion, two hundred twenty-two million, two hundred forty-three thousand, one hundred eleven".