201001222101211 has 16 divisors (see below), whose sum is σ = 229767706591488. Its totient is φ = 172247745549600.

The previous prime is 201001222101161. The next prime is 201001222101311. The reversal of 201001222101211 is 112101222100102.

It is not a de Polignac number, because 201001222101211 - 2¹⁵ = 201001222068443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201001222101311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2355504816 + ... + 2355590146.

It is an arithmetic number, because the mean of its divisors is an integer number (14360481661968).

Almost surely, 2^{201001222101211} is an apocalyptic number.

201001222101211 is a deficient number, since it is larger than the sum of its proper divisors (28766484490277).

201001222101211 is an equidigital number, since it uses as much as digits as its factorization.

201001222101211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157602.

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

Adding to 201001222101211 its reverse (112101222100102), we get a palindrome (313102444201313).

The spelling of 201001222101211 in words is "two hundred one trillion, one billion, two hundred twenty-two million, one hundred one thousand, two hundred eleven".