201112121101011 has 16 divisors (see below), whose sum is σ = 268349264916480. Its totient is φ = 133974871672320.

The previous prime is 201112121100937. The next prime is 201112121101013. The reversal of 201112121101011 is 110101121211102.

It is not a de Polignac number, because 201112121101011 - 2¹⁰ = 201112121099987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201112121101013) 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 15 ways as a sum of consecutive naturals, for example, 85879686 + ... + 88190388.

It is an arithmetic number, because the mean of its divisors is an integer number (16771829057280).

Almost surely, 2^{201112121101011} is an apocalyptic number.

201112121101011 is a deficient number, since it is larger than the sum of its proper divisors (67237143815469).

201112121101011 is a wasteful number, since it uses less digits than its factorization.

201112121101011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2332306.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 201112121101011 its reverse (110101121211102), we get a palindrome (311213242312113).

The spelling of 201112121101011 in words is "two hundred one trillion, one hundred twelve billion, one hundred twenty-one million, one hundred one thousand, eleven".