220111010222011 has 4 divisors (see below), whose sum is σ = 220482192364632. Its totient is φ = 219739828079392.

The previous prime is 220111010221987. The next prime is 220111010222057. The reversal of 220111010222011 is 110222010111022.

220111010222011 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 a cyclic number.

It is not a de Polignac number, because 220111010222011 - 2⁹ = 220111010221499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220111010222711) 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, 185591070421 + ... + 185591071606.

It is an arithmetic number, because the mean of its divisors is an integer number (55120548091158).

Almost surely, 2^{220111010222011} is an apocalyptic number.

220111010222011 is a deficient number, since it is larger than the sum of its proper divisors (371182142621).

220111010222011 is an equidigital number, since it uses as much as digits as its factorization.

220111010222011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371182142620.

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

Adding to 220111010222011 its reverse (110222010111022), we get a palindrome (330333020333033).

The spelling of 220111010222011 in words is "two hundred twenty trillion, one hundred eleven billion, ten million, two hundred twenty-two thousand, eleven".