220000221311 has 8 divisors (see below), whose sum is σ = 239585376240. Its totient is φ = 200795360832.

The previous prime is 220000221307. The next prime is 220000221319. The reversal of 220000221311 is 113122000022.

It is a happy number.

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 220000221311 - 2² = 220000221307 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220000221319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95072405 + ... + 95074718.

It is an arithmetic number, because the mean of its divisors is an integer number (29948172030).

Almost surely, 2^220000221311 is an apocalyptic number.

220000221311 is a deficient number, since it is larger than the sum of its proper divisors (19585154929).

220000221311 is a wasteful number, since it uses less digits than its factorization.

220000221311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190147225.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 220000221311 its reverse (113122000022), we get a palindrome (333122221333).

The spelling of 220000221311 in words is "two hundred twenty billion, two hundred twenty-one thousand, three hundred eleven".