111100202102011 has 2 divisors, whose sum is σ = 111100202102012. Its totient is φ = 111100202102010.

The previous prime is 111100202101937. The next prime is 111100202102033. The reversal of 111100202102011 is 110201202001111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111100202102011 - 2¹¹ = 111100202099963 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111100202101982 and 111100202102000.

It is not a weakly prime, because it can be changed into another prime (111100202102041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55550101051005 + 55550101051006.

It is an arithmetic number, because the mean of its divisors is an integer number (55550101051006).

Almost surely, 2^{111100202102011} is an apocalyptic number.

111100202102011 is a deficient number, since it is larger than the sum of its proper divisors (1).

111100202102011 is an equidigital number, since it uses as much as digits as its factorization.

111100202102011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 111100202102011 its reverse (110201202001111), we get a palindrome (221301404103122).

The spelling of 111100202102011 in words is "one hundred eleven trillion, one hundred billion, two hundred two million, one hundred two thousand, eleven".