201122110102201 has 6 divisors (see below), whose sum is σ = 213648746717870. Its totient is φ = 189291397742976.

The previous prime is 201122110102169. The next prime is 201122110102217. The reversal of 201122110102201 is 102201011221102.

It can be written as a sum of positive squares in 3 ways, for example, as 30436351117225 + 170685758984976 = 5516915^2 + 13064676^2 .

It is not a de Polignac number, because 201122110102201 - 2⁵ = 201122110102169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201122110102241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 347962127916 + ... + 347962128493.

Almost surely, 2^{201122110102201} is an apocalyptic number.

It is an amenable number.

201122110102201 is a deficient number, since it is larger than the sum of its proper divisors (12526636615669).

201122110102201 is an equidigital number, since it uses as much as digits as its factorization.

201122110102201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 695924256443 (or 695924256426 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 201122110102201 its reverse (102201011221102), we get a palindrome (303323121323303).

The spelling of 201122110102201 in words is "two hundred one trillion, one hundred twenty-two billion, one hundred ten million, one hundred two thousand, two hundred one".