201011120212111 has 64 divisors (see below), whose sum is σ = 227011351234176. Its totient is φ = 176455286784000.

The previous prime is 201011120212109. The next prime is 201011120212183. The reversal of 201011120212111 is 111212021110102.

It is a cyclic number.

It is not a de Polignac number, because 201011120212111 - 2¹ = 201011120212109 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 (201011120212811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2855520331 + ... + 2855590723.

It is an arithmetic number, because the mean of its divisors is an integer number (3547052363034).

Almost surely, 2^{201011120212111} is an apocalyptic number.

201011120212111 is a deficient number, since it is larger than the sum of its proper divisors (26000231022065).

201011120212111 is a wasteful number, since it uses less digits than its factorization.

201011120212111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70972.

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

Adding to 201011120212111 its reverse (111212021110102), we get a palindrome (312223141322213).

It can be divided in two parts, 2010111 and 20212111, that added together give a palindrome (22222222).

The spelling of 201011120212111 in words is "two hundred one trillion, eleven billion, one hundred twenty million, two hundred twelve thousand, one hundred eleven".