110200920191 has 4 divisors (see below), whose sum is σ = 110396659512. Its totient is φ = 110005180872.

The previous prime is 110200920131. The next prime is 110200920233. The reversal of 110200920191 is 191029002011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 110200920191 - 2²² = 110196725887 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 110200920191.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110200920131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97868816 + ... + 97869941.

It is an arithmetic number, because the mean of its divisors is an integer number (27599164878).

Almost surely, 2^110200920191 is an apocalyptic number.

110200920191 is a deficient number, since it is larger than the sum of its proper divisors (195739321).

110200920191 is an equidigital number, since it uses as much as digits as its factorization.

110200920191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195739320.

The product of its (nonzero) digits is 324, while the sum is 26.

The spelling of 110200920191 in words is "one hundred ten billion, two hundred million, nine hundred twenty thousand, one hundred ninety-one".