210100011011 has 16 divisors (see below), whose sum is σ = 229945354848. Its totient is φ = 190379481600.

The previous prime is 210100010999. The next prime is 210100011059. The reversal of 210100011011 is 110110001012.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-210100011011 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 210100011011.

It is not an unprimeable number, because it can be changed into a prime (210100011911) 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, 7687691 + ... + 7714971.

It is an arithmetic number, because the mean of its divisors is an integer number (14371584678).

Almost surely, 2^210100011011 is an apocalyptic number.

210100011011 is a deficient number, since it is larger than the sum of its proper divisors (19845343837).

210100011011 is a wasteful number, since it uses less digits than its factorization.

210100011011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29542.

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 210100011011 its reverse (110110001012), we get a palindrome (320210012023).

Subtracting from 210100011011 its reverse (110110001012), we obtain a palindrome (99990009999).

It can be divided in two parts, 21010001 and 1011, that added together give a palindrome (21011012).

The spelling of 210100011011 in words is "two hundred ten billion, one hundred million, eleven thousand, eleven".