200211001101091 has 4 divisors (see below), whose sum is σ = 201008654492184. Its totient is φ = 199413347710000.

The previous prime is 200211001101071. The next prime is 200211001101101. The reversal of 200211001101091 is 190101100112002.

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 200211001101091 - 2²³ = 200210992712483 is a prime.

It is a super-2 number, since 2×200211001101091² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200211001101011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 398826695170 + ... + 398826695671.

It is an arithmetic number, because the mean of its divisors is an integer number (50252163623046).

Almost surely, 2^{200211001101091} is an apocalyptic number.

200211001101091 is a deficient number, since it is larger than the sum of its proper divisors (797653391093).

200211001101091 is an equidigital number, since it uses as much as digits as its factorization.

200211001101091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 797653391092.

The product of its (nonzero) digits is 36, while the sum is 19.

Adding to 200211001101091 its reverse (190101100112002), we get a palindrome (390312101213093).

The spelling of 200211001101091 in words is "two hundred trillion, two hundred eleven billion, one million, one hundred one thousand, ninety-one".