12110101011 has 12 divisors (see below), whose sum is σ = 18521331192. Its totient is φ = 7598494656.

The previous prime is 12110100983. The next prime is 12110101033. The reversal of 12110101011 is 11010101121.

12110101011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12110101011 - 2¹¹ = 12110098963 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 12110100984 and 12110101002.

It is not an unprimeable number, because it can be changed into a prime (12110101061) 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 11 ways as a sum of consecutive naturals, for example, 39575341 + ... + 39575646.

It is an arithmetic number, because the mean of its divisors is an integer number (1543444266).

Almost surely, 2^12110101011 is an apocalyptic number.

12110101011 is a deficient number, since it is larger than the sum of its proper divisors (6411230181).

12110101011 is a wasteful number, since it uses less digits than its factorization.

12110101011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79151010 (or 79151007 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 12110101011 its reverse (11010101121), we get a palindrome (23120202132).

The spelling of 12110101011 in words is "twelve billion, one hundred ten million, one hundred one thousand, eleven".