220238270011 has 4 divisors (see below), whose sum is σ = 229813846992. Its totient is φ = 210662693032.

The previous prime is 220238269973. The next prime is 220238270017. The reversal of 220238270011 is 110072832022.

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 220238270011 - 2⁷ = 220238269883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220238270017) 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, 4787788456 + ... + 4787788501.

It is an arithmetic number, because the mean of its divisors is an integer number (57453461748).

Almost surely, 2^220238270011 is an apocalyptic number.

220238270011 is a deficient number, since it is larger than the sum of its proper divisors (9575576981).

220238270011 is an equidigital number, since it uses as much as digits as its factorization.

220238270011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9575576980.

The product of its (nonzero) digits is 2688, while the sum is 28.

The spelling of 220238270011 in words is "two hundred twenty billion, two hundred thirty-eight million, two hundred seventy thousand, eleven".