111864922243 has 2 divisors, whose sum is σ = 111864922244. Its totient is φ = 111864922242.

The previous prime is 111864922189. The next prime is 111864922289. The reversal of 111864922243 is 342229468111.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111864922243 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111864922243.

It is not a weakly prime, because it can be changed into another prime (111864922343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55932461121 + 55932461122.

It is an arithmetic number, because the mean of its divisors is an integer number (55932461122).

Almost surely, 2^111864922243 is an apocalyptic number.

111864922243 is a deficient number, since it is larger than the sum of its proper divisors (1).

111864922243 is an equidigital number, since it uses as much as digits as its factorization.

111864922243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 165888, while the sum is 43.

The spelling of 111864922243 in words is "one hundred eleven billion, eight hundred sixty-four million, nine hundred twenty-two thousand, two hundred forty-three".