11001211112 has 32 divisors (see below), whose sum is σ = 20752648200. Its totient is φ = 5467275264.

The previous prime is 11001211097. The next prime is 11001211157. The reversal of 11001211112 is 21111210011.

11001211112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 8016337156 + 2984873956 = 89534^2 + 54634^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11001211093 and 11001211102.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 889064 + ... + 901352.

Almost surely, 2^11001211112 is an apocalyptic number.

It is an amenable number.

11001211112 is a deficient number, since it is larger than the sum of its proper divisors (9751437088).

11001211112 is a wasteful number, since it uses less digits than its factorization.

11001211112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12965 (or 12961 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 11001211112 its reverse (21111210011), we get a palindrome (32112421123).

The spelling of 11001211112 in words is "eleven billion, one million, two hundred eleven thousand, one hundred twelve".