111100202011 has 2 divisors, whose sum is σ = 111100202012. Its totient is φ = 111100202010.

The previous prime is 111100201987. The next prime is 111100202023. The reversal of 111100202011 is 110202001111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111100202011 - 2¹¹ = 111100199963 is a prime.

It is not a weakly prime, because it can be changed into another prime (111100202911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55550101005 + 55550101006.

It is an arithmetic number, because the mean of its divisors is an integer number (55550101006).

Almost surely, 2^111100202011 is an apocalyptic number.

111100202011 is a deficient number, since it is larger than the sum of its proper divisors (1).

111100202011 is an equidigital number, since it uses as much as digits as its factorization.

111100202011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 111100202011 its reverse (110202001111), we get a palindrome (221302203122).

Subtracting from 111100202011 its reverse (110202001111), we obtain a square (898200900 = 29970²).

The spelling of 111100202011 in words is "one hundred eleven billion, one hundred million, two hundred two thousand, eleven".