19299116203 has 4 divisors (see below), whose sum is σ = 19300818888. Its totient is φ = 19297413520.

The previous prime is 19299116201. The next prime is 19299116209. The reversal of 19299116203 is 30261199291.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30261199291 = 23 ⋅1315704317.

It is a cyclic number.

It is not a de Polignac number, because 19299116203 - 2¹ = 19299116201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 19299116203.

It is not an unprimeable number, because it can be changed into a prime (19299116201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 834226 + ... + 857047.

It is an arithmetic number, because the mean of its divisors is an integer number (4825204722).

Almost surely, 2^19299116203 is an apocalyptic number.

19299116203 is a deficient number, since it is larger than the sum of its proper divisors (1702685).

19299116203 is a wasteful number, since it uses less digits than its factorization.

19299116203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1702684.

The product of its (nonzero) digits is 52488, while the sum is 43.

The spelling of 19299116203 in words is "nineteen billion, two hundred ninety-nine million, one hundred sixteen thousand, two hundred three".