10209123571219 has 2 divisors, whose sum is σ = 10209123571220. Its totient is φ = 10209123571218.

The previous prime is 10209123571193. The next prime is 10209123571259. The reversal of 10209123571219 is 91217532190201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10209123571219 - 2¹¹ = 10209123569171 is a prime.

It is a super-2 number, since 2×10209123571219² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10209123571259) 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, 5104561785609 + 5104561785610.

It is an arithmetic number, because the mean of its divisors is an integer number (5104561785610).

Almost surely, 2^{10209123571219} is an apocalyptic number.

10209123571219 is a deficient number, since it is larger than the sum of its proper divisors (1).

10209123571219 is an equidigital number, since it uses as much as digits as its factorization.

10209123571219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 43.

The spelling of 10209123571219 in words is "ten trillion, two hundred nine billion, one hundred twenty-three million, five hundred seventy-one thousand, two hundred nineteen".