111001111799 has 2 divisors, whose sum is σ = 111001111800. Its totient is φ = 111001111798.

The previous prime is 111001111789. The next prime is 111001111889. The reversal of 111001111799 is 997111100111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111001111799 - 2⁴ = 111001111783 is a prime.

It is a super-2 number, since 2×111001111799² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111001111789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55500555899 + 55500555900.

It is an arithmetic number, because the mean of its divisors is an integer number (55500555900).

Almost surely, 2^111001111799 is an apocalyptic number.

111001111799 is a deficient number, since it is larger than the sum of its proper divisors (1).

111001111799 is an equidigital number, since it uses as much as digits as its factorization.

111001111799 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 567, while the sum is 32.

The spelling of 111001111799 in words is "one hundred eleven billion, one million, one hundred eleven thousand, seven hundred ninety-nine".