10101110210209 has 2 divisors, whose sum is σ = 10101110210210. Its totient is φ = 10101110210208.

The previous prime is 10101110210183. The next prime is 10101110210221. The reversal of 10101110210209 is 90201201110101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8634359111184 + 1466751099025 = 2938428^2 + 1211095^2 .

It is a cyclic number.

It is not a de Polignac number, because 10101110210209 - 2¹⁹ = 10101109685921 is a prime.

It is not a weakly prime, because it can be changed into another prime (10101111210209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050555105104 + 5050555105105.

It is an arithmetic number, because the mean of its divisors is an integer number (5050555105105).

Almost surely, 2^{10101110210209} is an apocalyptic number.

It is an amenable number.

10101110210209 is a deficient number, since it is larger than the sum of its proper divisors (1).

10101110210209 is an equidigital number, since it uses as much as digits as its factorization.

10101110210209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 19.

The spelling of 10101110210209 in words is "ten trillion, one hundred one billion, one hundred ten million, two hundred ten thousand, two hundred nine".