200210221000091 has 4 divisors (see below), whose sum is σ = 200213311539552. Its totient is φ = 200207130460632.

The previous prime is 200210221000067. The next prime is 200210221000093. The reversal of 200210221000091 is 190000122012002.

It is a happy number.

200210221000091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200210221000091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200210221000093) 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, 1545172556 + ... + 1545302121.

It is an arithmetic number, because the mean of its divisors is an integer number (50053327884888).

Almost surely, 2^{200210221000091} is an apocalyptic number.

200210221000091 is a deficient number, since it is larger than the sum of its proper divisors (3090539461).

200210221000091 is an equidigital number, since it uses as much as digits as its factorization.

200210221000091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3090539460.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 200210221000091 its reverse (190000122012002), we get a palindrome (390210343012093).

The spelling of 200210221000091 in words is "two hundred trillion, two hundred ten billion, two hundred twenty-one million, ninety-one", and thus it is an aban number.