201001101001211 has 6 divisors (see below), whose sum is σ = 233817607287180. Its totient is φ = 172286658000996.

The previous prime is 201001101001171. The next prime is 201001101001219. The reversal of 201001101001211 is 112100101100102.

It is not a de Polignac number, because 201001101001211 - 2⁴⁶ = 130632356823547 is a prime.

It is a super-3 number, since 3×201001101001211³ (a number of 44 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201001101001192 and 201001101001201.

It is not an unprimeable number, because it can be changed into a prime (201001101001219) 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 5 ways as a sum of consecutive naturals, for example, 2051031642821 + ... + 2051031642918.

It is an arithmetic number, because the mean of its divisors is an integer number (38969601214530).

Almost surely, 2^{201001101001211} is an apocalyptic number.

201001101001211 is a deficient number, since it is larger than the sum of its proper divisors (32816506285969).

201001101001211 is an equidigital number, since it uses as much as digits as its factorization.

201001101001211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4102063285753 (or 4102063285746 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 201001101001211 its reverse (112100101100102), we get a palindrome (313101202101313).

The spelling of 201001101001211 in words is "two hundred one trillion, one billion, one hundred one million, one thousand, two hundred eleven".