201110991099 has 8 divisors (see below), whose sum is σ = 274383988032. Its totient is φ = 130955994120.

The previous prime is 201110991091. The next prime is 201110991101. The reversal of 201110991099 is 990199011102.

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

It is not a de Polignac number, because 201110991099 - 2³ = 201110991091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 201110991099.

It is not an unprimeable number, because it can be changed into a prime (201110991091) 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, 779499837 + ... + 779500094.

It is an arithmetic number, because the mean of its divisors is an integer number (34297998504).

Almost surely, 2^201110991099 is an apocalyptic number.

201110991099 is a deficient number, since it is larger than the sum of its proper divisors (73272996933).

201110991099 is a wasteful number, since it uses less digits than its factorization.

201110991099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1558999977.

The product of its (nonzero) digits is 13122, while the sum is 42.

The spelling of 201110991099 in words is "two hundred one billion, one hundred ten million, nine hundred ninety-one thousand, ninety-nine".