211120201010011 has 4 divisors (see below), whose sum is σ = 211294248992272. Its totient is φ = 210946153027752.

The previous prime is 211120201010003. The next prime is 211120201010039. The reversal of 211120201010011 is 110010102021112.

It is a happy number.

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 211120201010011 - 2³ = 211120201010003 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211120201009973 and 211120201010000.

It is not an unprimeable number, because it can be changed into a prime (211120201010311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87023989311 + ... + 87023991736.

It is an arithmetic number, because the mean of its divisors is an integer number (52823562248068).

Almost surely, 2^{211120201010011} is an apocalyptic number.

211120201010011 is a deficient number, since it is larger than the sum of its proper divisors (174047982261).

211120201010011 is a wasteful number, since it uses less digits than its factorization.

211120201010011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174047982260.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 211120201010011 its reverse (110010102021112), we get a palindrome (321130303031123).

The spelling of 211120201010011 in words is "two hundred eleven trillion, one hundred twenty billion, two hundred one million, ten thousand, eleven".