220211011 has 8 divisors (see below), whose sum is σ = 227487744. Its totient is φ = 212945160.

The previous prime is 220211003. The next prime is 220211021. The reversal of 220211011 is 110112022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 220211011 - 2³ = 220211003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220211021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67950 + ... + 71116.

It is an arithmetic number, because the mean of its divisors is an integer number (28435968).

Almost surely, 2^220211011 is an apocalyptic number.

220211011 is a deficient number, since it is larger than the sum of its proper divisors (7276733).

220211011 is a wasteful number, since it uses less digits than its factorization.

220211011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5441.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 220211011 is about 14839.5084487324. The cubic root of 220211011 is about 603.8740170775.

Adding to 220211011 its reverse (110112022), we get a palindrome (330323033).

It can be divided in two parts, 22021 and 1011, that added together give a palindrome (23032).

The spelling of 220211011 in words is "two hundred twenty million, two hundred eleven thousand, eleven".