201211002021201 has 16 divisors (see below), whose sum is σ = 272689564006848. Its totient is φ = 131936718110400.

The previous prime is 201211002021193. The next prime is 201211002021229. The reversal of 201211002021201 is 102120200112102.

It is not a de Polignac number, because 201211002021201 - 2³ = 201211002021193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201211002021101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15589011 + ... + 25405496.

It is an arithmetic number, because the mean of its divisors is an integer number (17043097750428).

Almost surely, 2^{201211002021201} is an apocalyptic number.

It is an amenable number.

201211002021201 is a deficient number, since it is larger than the sum of its proper divisors (71478561985647).

201211002021201 is a wasteful number, since it uses less digits than its factorization.

201211002021201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41021392.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 201211002021201 its reverse (102120200112102), we get a palindrome (303331202133303).

The spelling of 201211002021201 in words is "two hundred one trillion, two hundred eleven billion, two million, twenty-one thousand, two hundred one".