20035405110353 has 2 divisors, whose sum is σ = 20035405110354. Its totient is φ = 20035405110352.

The previous prime is 20035405110269. The next prime is 20035405110359. The reversal of 20035405110353 is 35301150453002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12228393535744 + 7807011574609 = 3496912^2 + 2794103^2 .

It is a cyclic number.

It is not a de Polignac number, because 20035405110353 - 2¹⁰ = 20035405109329 is a prime.

It is not a weakly prime, because it can be changed into another prime (20035405110359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10017702555176 + 10017702555177.

It is an arithmetic number, because the mean of its divisors is an integer number (10017702555177).

Almost surely, 2^{20035405110353} is an apocalyptic number.

It is an amenable number.

20035405110353 is a deficient number, since it is larger than the sum of its proper divisors (1).

20035405110353 is an equidigital number, since it uses as much as digits as its factorization.

20035405110353 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27000, while the sum is 32.

Adding to 20035405110353 its reverse (35301150453002), we get a palindrome (55336555563355).

The spelling of 20035405110353 in words is "twenty trillion, thirty-five billion, four hundred five million, one hundred ten thousand, three hundred fifty-three".