220001210112211 has 16 divisors (see below), whose sum is σ = 248279163919200. Its totient is φ = 193103004505600.

The previous prime is 220001210112163. The next prime is 220001210112239. The reversal of 220001210112211 is 112211012100022.

It is a cyclic number.

It is not a de Polignac number, because 220001210112211 - 2⁷ = 220001210112083 is a prime.

It is a super-2 number, since 2×220001210112211² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220001210112251) 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 15 ways as a sum of consecutive naturals, for example, 39306225 + ... + 44553133.

It is an arithmetic number, because the mean of its divisors is an integer number (15517447744950).

Almost surely, 2^{220001210112211} is an apocalyptic number.

220001210112211 is a deficient number, since it is larger than the sum of its proper divisors (28277953806989).

220001210112211 is a wasteful number, since it uses less digits than its factorization.

220001210112211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5378390.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 220001210112211 its reverse (112211012100022), we get a palindrome (332212222212233).

The spelling of 220001210112211 in words is "two hundred twenty trillion, one billion, two hundred ten million, one hundred twelve thousand, two hundred eleven".