111222009102859 has 2 divisors, whose sum is σ = 111222009102860. Its totient is φ = 111222009102858.

The previous prime is 111222009102833. The next prime is 111222009102907. The reversal of 111222009102859 is 958201900222111.

It is a weak prime.

It is an emirp because it is prime and its reverse (958201900222111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111222009102859 - 2¹³ = 111222009094667 is a prime.

It is not a weakly prime, because it can be changed into another prime (111222009102059) 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, 55611004551429 + 55611004551430.

It is an arithmetic number, because the mean of its divisors is an integer number (55611004551430).

Almost surely, 2^{111222009102859} is an apocalyptic number.

111222009102859 is a deficient number, since it is larger than the sum of its proper divisors (1).

111222009102859 is an equidigital number, since it uses as much as digits as its factorization.

111222009102859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 43.

The spelling of 111222009102859 in words is "one hundred eleven trillion, two hundred twenty-two billion, nine million, one hundred two thousand, eight hundred fifty-nine".