2163224223611 has 32 divisors (see below), whose sum is σ = 2396080465920. Its totient is φ = 1936540569600.

The previous prime is 2163224223607. The next prime is 2163224223647. The reversal of 2163224223611 is 1163224223612.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2163224223611 - 2² = 2163224223607 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2163224223011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 785768411 + ... + 785771163.

It is an arithmetic number, because the mean of its divisors is an integer number (74877514560).

Almost surely, 2^{2163224223611} is an apocalyptic number.

2163224223611 is a deficient number, since it is larger than the sum of its proper divisors (232856242309).

2163224223611 is a wasteful number, since it uses less digits than its factorization.

2163224223611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4907.

The product of its digits is 41472, while the sum is 35.

Subtracting from 2163224223611 its reverse (1163224223612), we obtain a palindrome (999999999999).

The spelling of 2163224223611 in words is "two trillion, one hundred sixty-three billion, two hundred twenty-four million, two hundred twenty-three thousand, six hundred eleven".