111120100111859 has 2 divisors, whose sum is σ = 111120100111860. Its totient is φ = 111120100111858.

The previous prime is 111120100111849. The next prime is 111120100112017. The reversal of 111120100111859 is 958111001021111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111120100111859 - 2³² = 111115805144563 is a prime.

It is not a weakly prime, because it can be changed into another prime (111120100111849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55560050055929 + 55560050055930.

It is an arithmetic number, because the mean of its divisors is an integer number (55560050055930).

Almost surely, 2^{111120100111859} is an apocalyptic number.

111120100111859 is a deficient number, since it is larger than the sum of its proper divisors (1).

111120100111859 is an equidigital number, since it uses as much as digits as its factorization.

111120100111859 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 32.

The spelling of 111120100111859 in words is "one hundred eleven trillion, one hundred twenty billion, one hundred million, one hundred eleven thousand, eight hundred fifty-nine".