19099110011 has 8 divisors (see below), whose sum is σ = 19575767040. Its totient is φ = 18627551208.

The previous prime is 19099109993. The next prime is 19099110053. The reversal of 19099110011 is 11001199091.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-19099110011 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 19099110011.

It is not an unprimeable number, because it can be changed into a prime (19099110211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1266971 + ... + 1281956.

It is an arithmetic number, because the mean of its divisors is an integer number (2446970880).

Almost surely, 2^19099110011 is an apocalyptic number.

19099110011 is a deficient number, since it is larger than the sum of its proper divisors (476657029).

19099110011 is a wasteful number, since it uses less digits than its factorization.

19099110011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2549113.

The product of its (nonzero) digits is 729, while the sum is 32.

The spelling of 19099110011 in words is "nineteen billion, ninety-nine million, one hundred ten thousand, eleven".