201122002201 has 4 divisors (see below), whose sum is σ = 201541881600. Its totient is φ = 200702122804.

The previous prime is 201122002189. The next prime is 201122002219. The reversal of 201122002201 is 102200221102.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 201122002201 - 2¹¹ = 201122000153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201122002231) 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, 209938981 + ... + 209939938.

It is an arithmetic number, because the mean of its divisors is an integer number (50385470400).

Almost surely, 2^201122002201 is an apocalyptic number.

It is an amenable number.

201122002201 is a deficient number, since it is larger than the sum of its proper divisors (419879399).

201122002201 is an equidigital number, since it uses as much as digits as its factorization.

201122002201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419879398.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 201122002201 its reverse (102200221102), we get a palindrome (303322223303).

The spelling of 201122002201 in words is "two hundred one billion, one hundred twenty-two million, two thousand, two hundred one".