2222001116611 has 16 divisors (see below), whose sum is σ = 2304463845600. Its totient is φ = 2139929568000.

The previous prime is 2222001116597. The next prime is 2222001116651. The reversal of 2222001116611 is 1166111002222.

It is a cyclic number.

It is not a de Polignac number, because 2222001116611 - 2⁹ = 2222001116099 is a prime.

It is a Duffinian number.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (2222001116651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101677836 + ... + 101699686.

It is an arithmetic number, because the mean of its divisors is an integer number (144028990350).

Almost surely, 2^{2222001116611} is an apocalyptic number.

2222001116611 is the 666634-th centered decagonal number.

2222001116611 is a deficient number, since it is larger than the sum of its proper divisors (82462728989).

2222001116611 is a wasteful number, since it uses less digits than its factorization.

2222001116611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30630.

The product of its (nonzero) digits is 576, while the sum is 25.

Adding to 2222001116611 its reverse (1166111002222), we get a palindrome (3388112118833).

The spelling of 2222001116611 in words is "two trillion, two hundred twenty-two billion, one million, one hundred sixteen thousand, six hundred eleven".