111301312999 has 2 divisors, whose sum is σ = 111301313000. Its totient is φ = 111301312998.

The previous prime is 111301312981. The next prime is 111301313041. The reversal of 111301312999 is 999213103111.

It is a weak prime.

It is an emirp because it is prime and its reverse (999213103111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111301312999 - 2²⁷ = 111167095271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111301312919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55650656499 + 55650656500.

It is an arithmetic number, because the mean of its divisors is an integer number (55650656500).

Almost surely, 2^111301312999 is an apocalyptic number.

111301312999 is a deficient number, since it is larger than the sum of its proper divisors (1).

111301312999 is an equidigital number, since it uses as much as digits as its factorization.

111301312999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13122, while the sum is 40.

The spelling of 111301312999 in words is "one hundred eleven billion, three hundred one million, three hundred twelve thousand, nine hundred ninety-nine".