111101100012011 has 16 divisors (see below), whose sum is σ = 113257854892800. Its totient is φ = 108953492373600.

The previous prime is 111101100011989. The next prime is 111101100012013. The reversal of 111101100012011 is 110210001101111.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 111101100012011 - 2³⁴ = 111083920142827 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111101100011983 and 111101100012001.

It is not an unprimeable number, because it can be changed into a prime (111101100012013) 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, 597806660 + ... + 597992478.

It is an arithmetic number, because the mean of its divisors is an integer number (7078615930800).

Almost surely, 2^{111101100012011} is an apocalyptic number.

111101100012011 is a deficient number, since it is larger than the sum of its proper divisors (2156754880789).

111101100012011 is a wasteful number, since it uses less digits than its factorization.

111101100012011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210370.

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 111101100012011 its reverse (110210001101111), we get a palindrome (221311101113122).

The spelling of 111101100012011 in words is "one hundred eleven trillion, one hundred one billion, one hundred million, twelve thousand, eleven".