191119211101 has 8 divisors (see below), whose sum is σ = 235223644544. Its totient is φ = 151215199920.

The previous prime is 191119211053. The next prime is 191119211111. The reversal of 191119211101 is 101112911191.

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

It is a cyclic number.

It is not a de Polignac number, because 191119211101 - 2⁷ = 191119210973 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 191119211101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (191119211111) 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, 1050105465 + ... + 1050105646.

It is an arithmetic number, because the mean of its divisors is an integer number (29402955568).

Almost surely, 2^191119211101 is an apocalyptic number.

It is an amenable number.

191119211101 is a deficient number, since it is larger than the sum of its proper divisors (44104433443).

191119211101 is a wasteful number, since it uses less digits than its factorization.

191119211101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2100211131.

The product of its (nonzero) digits is 162, while the sum is 28.

The spelling of 191119211101 in words is "one hundred ninety-one billion, one hundred nineteen million, two hundred eleven thousand, one hundred one".