111112002100247 has 2 divisors, whose sum is σ = 111112002100248. Its totient is φ = 111112002100246.

The previous prime is 111112002100109. The next prime is 111112002100327. The reversal of 111112002100247 is 742001200211111.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111112002100247 is a prime.

It is a super-2 number, since 2×111112002100247² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111112002103247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55556001050123 + 55556001050124.

It is an arithmetic number, because the mean of its divisors is an integer number (55556001050124).

Almost surely, 2^{111112002100247} is an apocalyptic number.

111112002100247 is a deficient number, since it is larger than the sum of its proper divisors (1).

111112002100247 is an equidigital number, since it uses as much as digits as its factorization.

111112002100247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 23.

Adding to 111112002100247 its reverse (742001200211111), we get a palindrome (853113202311358).

The spelling of 111112002100247 in words is "one hundred eleven trillion, one hundred twelve billion, two million, one hundred thousand, two hundred forty-seven".