111100201110247 has 2 divisors, whose sum is σ = 111100201110248. Its totient is φ = 111100201110246.

The previous prime is 111100201110191. The next prime is 111100201110251. The reversal of 111100201110247 is 742011102001111.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111100201110247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111100261110247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55550100555123 + 55550100555124.

It is an arithmetic number, because the mean of its divisors is an integer number (55550100555124).

Almost surely, 2^{111100201110247} is an apocalyptic number.

111100201110247 is a deficient number, since it is larger than the sum of its proper divisors (1).

111100201110247 is an equidigital number, since it uses as much as digits as its factorization.

111100201110247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112, while the sum is 22.

Adding to 111100201110247 its reverse (742011102001111), we get a palindrome (853111303111358).

The spelling of 111100201110247 in words is "one hundred eleven trillion, one hundred billion, two hundred one million, one hundred ten thousand, two hundred forty-seven".