220606011 has 20 divisors (see below), whose sum is σ = 330402600. Its totient is φ = 146689056.

The previous prime is 220606007. The next prime is 220606021. The reversal of 220606011 is 110606022.

It is a happy number.

220606011 is a `hidden beast` number, since 2 + 2 + 0 + 60 + 601 + 1 = 666.

It is not a de Polignac number, because 220606011 - 2² = 220606007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220606021) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 29800 + ... + 36458.

It is an arithmetic number, because the mean of its divisors is an integer number (16520130).

Almost surely, 2^220606011 is an apocalyptic number.

220606011 is a deficient number, since it is larger than the sum of its proper divisors (109796589).

220606011 is an equidigital number, since it uses as much as digits as its factorization.

220606011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7080 (or 7071 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 220606011 is about 14852.8115520261. The cubic root of 220606011 is about 604.2348645479.

The spelling of 220606011 in words is "two hundred twenty million, six hundred six thousand, eleven".