201122200221011 has 4 divisors (see below), whose sum is σ = 203668050856800. Its totient is φ = 198576349585224.

The previous prime is 201122200220989. The next prime is 201122200221023. The reversal of 201122200221011 is 110122002221102.

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 201122200221011 - 2¹⁰ = 201122200219987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201122200221031) 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, 1272925317776 + ... + 1272925317933.

It is an arithmetic number, because the mean of its divisors is an integer number (50917012714200).

Almost surely, 2^{201122200221011} is an apocalyptic number.

201122200221011 is a deficient number, since it is larger than the sum of its proper divisors (2545850635789).

201122200221011 is an equidigital number, since it uses as much as digits as its factorization.

201122200221011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2545850635788.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 201122200221011 its reverse (110122002221102), we get a palindrome (311244202442113).

The spelling of 201122200221011 in words is "two hundred one trillion, one hundred twenty-two billion, two hundred million, two hundred twenty-one thousand, eleven".