111214161671 has 2 divisors, whose sum is σ = 111214161672. Its totient is φ = 111214161670.

The previous prime is 111214161647. The next prime is 111214161703. The reversal of 111214161671 is 176161412111.

It is an a-pointer prime, because the next prime (111214161703) can be obtained adding 111214161671 to its sum of digits (32).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111214161671 - 2²² = 111209967367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111214161601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55607080835 + 55607080836.

It is an arithmetic number, because the mean of its divisors is an integer number (55607080836).

Almost surely, 2^111214161671 is an apocalyptic number.

111214161671 is a deficient number, since it is larger than the sum of its proper divisors (1).

111214161671 is an equidigital number, since it uses as much as digits as its factorization.

111214161671 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2016, while the sum is 32.

Adding to 111214161671 its reverse (176161412111), we get a palindrome (287375573782).

The spelling of 111214161671 in words is "one hundred eleven billion, two hundred fourteen million, one hundred sixty-one thousand, six hundred seventy-one".