199309316219 has 16 divisors (see below), whose sum is σ = 214918855200. Its totient is φ = 183739691520.

The previous prime is 199309316207. The next prime is 199309316237. The reversal of 199309316219 is 912613903991.

It is a cyclic number.

It is not a de Polignac number, because 199309316219 - 2²⁴ = 199292539003 is a prime.

It is a super-2 number, since 2×199309316219² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (199309216219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49222307 + ... + 49226355.

It is an arithmetic number, because the mean of its divisors is an integer number (13432428450).

Almost surely, 2^199309316219 is an apocalyptic number.

199309316219 is a deficient number, since it is larger than the sum of its proper divisors (15609538981).

199309316219 is a wasteful number, since it uses less digits than its factorization.

199309316219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8030.

The product of its (nonzero) digits is 708588, while the sum is 53.

The spelling of 199309316219 in words is "one hundred ninety-nine billion, three hundred nine million, three hundred sixteen thousand, two hundred nineteen".