220211012222211 has 4 divisors (see below), whose sum is σ = 293614682962952. Its totient is φ = 146807341481472.

The previous prime is 220211012222197. The next prime is 220211012222239. The reversal of 220211012222211 is 112222210112022.

220211012222211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 220211012222211 - 2⁶ = 220211012222147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220211012222011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36701835370366 + ... + 36701835370371.

It is an arithmetic number, because the mean of its divisors is an integer number (73403670740738).

Almost surely, 2^{220211012222211} is an apocalyptic number.

220211012222211 is a deficient number, since it is larger than the sum of its proper divisors (73403670740741).

220211012222211 is an equidigital number, since it uses as much as digits as its factorization.

220211012222211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73403670740740.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 220211012222211 its reverse (112222210112022), we get a palindrome (332433222334233).

The spelling of 220211012222211 in words is "two hundred twenty trillion, two hundred eleven billion, twelve million, two hundred twenty-two thousand, two hundred eleven".