220340511353 has 2 divisors, whose sum is σ = 220340511354. Its totient is φ = 220340511352.

The previous prime is 220340511319. The next prime is 220340511379. The reversal of 220340511353 is 353115043022.

It is a happy number.

220340511353 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 158286213904 + 62054297449 = 397852^2 + 249107^2 .

It is a cyclic number.

It is not a de Polignac number, because 220340511353 - 2⁶ = 220340511289 is a prime.

It is not a weakly prime, because it can be changed into another prime (220340510353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110170255676 + 110170255677.

It is an arithmetic number, because the mean of its divisors is an integer number (110170255677).

Almost surely, 2^220340511353 is an apocalyptic number.

It is an amenable number.

220340511353 is a deficient number, since it is larger than the sum of its proper divisors (1).

220340511353 is an equidigital number, since it uses as much as digits as its factorization.

220340511353 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 220340511353 its reverse (353115043022), we get a palindrome (573455554375).

The spelling of 220340511353 in words is "two hundred twenty billion, three hundred forty million, five hundred eleven thousand, three hundred fifty-three".