210313101109 has 2 divisors, whose sum is σ = 210313101110. Its totient is φ = 210313101108.

The previous prime is 210313101083. The next prime is 210313101157. The reversal of 210313101109 is 901101313012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 153393639025 + 56919462084 = 391655^2 + 238578^2 .

It is a cyclic number.

It is not a de Polignac number, because 210313101109 - 2⁷ = 210313100981 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 210313101109.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210313101209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105156550554 + 105156550555.

It is an arithmetic number, because the mean of its divisors is an integer number (105156550555).

Almost surely, 2^210313101109 is an apocalyptic number.

It is an amenable number.

210313101109 is a deficient number, since it is larger than the sum of its proper divisors (1).

210313101109 is an equidigital number, since it uses as much as digits as its factorization.

210313101109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 22.

The spelling of 210313101109 in words is "two hundred ten billion, three hundred thirteen million, one hundred one thousand, one hundred nine".