111110111010979 has 2 divisors, whose sum is σ = 111110111010980. Its totient is φ = 111110111010978.

The previous prime is 111110111010947. The next prime is 111110111011001. The reversal of 111110111010979 is 979010111011111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111110111010979 - 2⁵ = 111110111010947 is a prime.

It is not a weakly prime, because it can be changed into another prime (111110111011979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55555055505489 + 55555055505490.

It is an arithmetic number, because the mean of its divisors is an integer number (55555055505490).

Almost surely, 2^{111110111010979} is an apocalyptic number.

111110111010979 is a deficient number, since it is larger than the sum of its proper divisors (1).

111110111010979 is an equidigital number, since it uses as much as digits as its factorization.

111110111010979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 567, while the sum is 34.

The spelling of 111110111010979 in words is "one hundred eleven trillion, one hundred ten billion, one hundred eleven million, ten thousand, nine hundred seventy-nine".