220674320263 has 2 divisors, whose sum is σ = 220674320264. Its totient is φ = 220674320262.

The previous prime is 220674320261. The next prime is 220674320389. The reversal of 220674320263 is 362023476022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220674320263 - 2¹ = 220674320261 is a prime.

Together with 220674320261, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220674320261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110337160131 + 110337160132.

It is an arithmetic number, because the mean of its divisors is an integer number (110337160132).

Almost surely, 2^220674320263 is an apocalyptic number.

220674320263 is a deficient number, since it is larger than the sum of its proper divisors (1).

220674320263 is an equidigital number, since it uses as much as digits as its factorization.

220674320263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 37.

Adding to 220674320263 its reverse (362023476022), we get a palindrome (582697796285).

The spelling of 220674320263 in words is "two hundred twenty billion, six hundred seventy-four million, three hundred twenty thousand, two hundred sixty-three".