20350135110289 has 2 divisors, whose sum is σ = 20350135110290. Its totient is φ = 20350135110288.

The previous prime is 20350135110251. The next prime is 20350135110313. The reversal of 20350135110289 is 98201153105302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18814600256400 + 1535534853889 = 4337580^2 + 1239167^2 .

It is a cyclic number.

It is not a de Polignac number, because 20350135110289 - 2¹⁷ = 20350134979217 is a prime.

It is not a weakly prime, because it can be changed into another prime (20350135114289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10175067555144 + 10175067555145.

It is an arithmetic number, because the mean of its divisors is an integer number (10175067555145).

Almost surely, 2^{20350135110289} is an apocalyptic number.

It is an amenable number.

20350135110289 is a deficient number, since it is larger than the sum of its proper divisors (1).

20350135110289 is an equidigital number, since it uses as much as digits as its factorization.

20350135110289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64800, while the sum is 40.

The spelling of 20350135110289 in words is "twenty trillion, three hundred fifty billion, one hundred thirty-five million, one hundred ten thousand, two hundred eighty-nine".