201011010100111 has 4 divisors (see below), whose sum is σ = 201167682751512. Its totient is φ = 200854337448712.

The previous prime is 201011010100081. The next prime is 201011010100123. The reversal of 201011010100111 is 111001010110102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 201011010100111 - 2¹⁷ = 201011009969039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201011010100141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78336323776 + ... + 78336326341.

It is an arithmetic number, because the mean of its divisors is an integer number (50291920687878).

Almost surely, 2^{201011010100111} is an apocalyptic number.

201011010100111 is a deficient number, since it is larger than the sum of its proper divisors (156672651401).

201011010100111 is a wasteful number, since it uses less digits than its factorization.

201011010100111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156672651400.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 201011010100111 its reverse (111001010110102), we get a palindrome (312012020210213).

Subtracting from 201011010100111 its reverse (111001010110102), we obtain a palindrome (90009999990009).

The spelling of 201011010100111 in words is "two hundred one trillion, eleven billion, ten million, one hundred thousand, one hundred eleven".