111122222199907 has 2 divisors, whose sum is σ = 111122222199908. Its totient is φ = 111122222199906.

The previous prime is 111122222199889. The next prime is 111122222200009. The reversal of 111122222199907 is 709991222221111.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111122222199907 is a prime.

It is not a weakly prime, because it can be changed into another prime (111122222199607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55561111099953 + 55561111099954.

It is an arithmetic number, because the mean of its divisors is an integer number (55561111099954).

Almost surely, 2^{111122222199907} is an apocalyptic number.

111122222199907 is a deficient number, since it is larger than the sum of its proper divisors (1).

111122222199907 is an equidigital number, since it uses as much as digits as its factorization.

111122222199907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163296, while the sum is 49.

The spelling of 111122222199907 in words is "one hundred eleven trillion, one hundred twenty-two billion, two hundred twenty-two million, one hundred ninety-nine thousand, nine hundred seven".