210111200011 has 16 divisors (see below), whose sum is σ = 218382040800. Its totient is φ = 202017715200.

The previous prime is 210111199999. The next prime is 210111200017. The reversal of 210111200011 is 110002111012.

It is not a de Polignac number, because 210111200011 - 2²³ = 210102811403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210111200017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 611515 + ... + 891163.

It is an arithmetic number, because the mean of its divisors is an integer number (13648877550).

Almost surely, 2^210111200011 is an apocalyptic number.

210111200011 is a deficient number, since it is larger than the sum of its proper divisors (8270840789).

210111200011 is a wasteful number, since it uses less digits than its factorization.

210111200011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279966.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 210111200011 its reverse (110002111012), we get a palindrome (320113311023).

The spelling of 210111200011 in words is "two hundred ten billion, one hundred eleven million, two hundred thousand, eleven".