201211112110001 has 8 divisors (see below), whose sum is σ = 229955787928320. Its totient is φ = 172466494099488.

The previous prime is 201211112109971. The next prime is 201211112110037. The reversal of 201211112110001 is 100011211112102.

201211112110001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 201211112110001 - 2¹⁰ = 201211112108977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201211112110091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6717356 + ... + 21155261.

It is an arithmetic number, because the mean of its divisors is an integer number (28744473491040).

Almost surely, 2^{201211112110001} is an apocalyptic number.

It is an amenable number.

201211112110001 is a deficient number, since it is larger than the sum of its proper divisors (28744675818319).

201211112110001 is a wasteful number, since it uses less digits than its factorization.

201211112110001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28903903.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 201211112110001 its reverse (100011211112102), we get a palindrome (301222323222103).

The spelling of 201211112110001 in words is "two hundred one trillion, two hundred eleven billion, one hundred twelve million, one hundred ten thousand, one".