111204312343471 has 2 divisors, whose sum is σ = 111204312343472. Its totient is φ = 111204312343470.

The previous prime is 111204312343381. The next prime is 111204312343477. The reversal of 111204312343471 is 174343213402111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111204312343471 - 2²⁵ = 111204278789039 is a prime.

It is a super-3 number, since 3×111204312343471³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 111204312343471.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111204312343477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55602156171735 + 55602156171736.

It is an arithmetic number, because the mean of its divisors is an integer number (55602156171736).

Almost surely, 2^{111204312343471} is an apocalyptic number.

111204312343471 is a deficient number, since it is larger than the sum of its proper divisors (1).

111204312343471 is an equidigital number, since it uses as much as digits as its factorization.

111204312343471 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 37.

Adding to 111204312343471 its reverse (174343213402111), we get a palindrome (285547525745582).

The spelling of 111204312343471 in words is "one hundred eleven trillion, two hundred four billion, three hundred twelve million, three hundred forty-three thousand, four hundred seventy-one".