12220220111353 has 2 divisors, whose sum is σ = 12220220111354. Its totient is φ = 12220220111352.

The previous prime is 12220220111299. The next prime is 12220220111357. The reversal of 12220220111353 is 35311102202221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11594045430009 + 626174681344 = 3405003^2 + 791312^2 .

It is a cyclic number.

It is not a de Polignac number, because 12220220111353 - 2⁹ = 12220220110841 is a prime.

It is not a weakly prime, because it can be changed into another prime (12220220111357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6110110055676 + 6110110055677.

It is an arithmetic number, because the mean of its divisors is an integer number (6110110055677).

Almost surely, 2^{12220220111353} is an apocalyptic number.

It is an amenable number.

12220220111353 is a deficient number, since it is larger than the sum of its proper divisors (1).

12220220111353 is an equidigital number, since it uses as much as digits as its factorization.

12220220111353 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 12220220111353 its reverse (35311102202221), we get a palindrome (47531322313574).

The spelling of 12220220111353 in words is "twelve trillion, two hundred twenty billion, two hundred twenty million, one hundred eleven thousand, three hundred fifty-three".