2101110011 has 32 divisors (see below), whose sum is σ = 2831420928. Its totient is φ = 1505744640.

The previous prime is 2101109977. The next prime is 2101110013. The reversal of 2101110011 is 1100111012.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2101110011 - 2²⁶ = 2034001147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2101110013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 279575 + ... + 286991.

It is an arithmetic number, because the mean of its divisors is an integer number (88481904).

Almost surely, 2^2101110011 is an apocalyptic number.

2101110011 is a deficient number, since it is larger than the sum of its proper divisors (730310917).

2101110011 is a wasteful number, since it uses less digits than its factorization.

2101110011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7731.

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

The square root of 2101110011 is about 45837.8665624830. The cubic root of 2101110011 is about 1280.8047533341.

Adding to 2101110011 its reverse (1100111012), we get a palindrome (3201221023).

The spelling of 2101110011 in words is "two billion, one hundred one million, one hundred ten thousand, eleven".