111100010099879 has 2 divisors, whose sum is σ = 111100010099880. Its totient is φ = 111100010099878.

The previous prime is 111100010099861. The next prime is 111100010099959. The reversal of 111100010099879 is 978990010001111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111100010099879 - 2³² = 111095715132583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111100010099809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55550005049939 + 55550005049940.

It is an arithmetic number, because the mean of its divisors is an integer number (55550005049940).

Almost surely, 2^{111100010099879} is an apocalyptic number.

111100010099879 is a deficient number, since it is larger than the sum of its proper divisors (1).

111100010099879 is an equidigital number, since it uses as much as digits as its factorization.

111100010099879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40824, while the sum is 47.

The spelling of 111100010099879 in words is "one hundred eleven trillion, one hundred billion, ten million, ninety-nine thousand, eight hundred seventy-nine".