220220310311 has 2 divisors, whose sum is σ = 220220310312. Its totient is φ = 220220310310.

The previous prime is 220220310259. The next prime is 220220310313. The reversal of 220220310311 is 113013022022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220220310311 - 2¹⁴ = 220220293927 is a prime.

Together with 220220310313, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 220220310311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220220310313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110110155155 + 110110155156.

It is an arithmetic number, because the mean of its divisors is an integer number (110110155156).

Almost surely, 2^220220310311 is an apocalyptic number.

220220310311 is a deficient number, since it is larger than the sum of its proper divisors (1).

220220310311 is an equidigital number, since it uses as much as digits as its factorization.

220220310311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 220220310311 its reverse (113013022022), we get a palindrome (333233332333).

The spelling of 220220310311 in words is "two hundred twenty billion, two hundred twenty million, three hundred ten thousand, three hundred eleven".