111243304124027 has 2 divisors, whose sum is σ = 111243304124028. Its totient is φ = 111243304124026.

The previous prime is 111243304124021. The next prime is 111243304124101. The reversal of 111243304124027 is 720421403342111.

It is a weak prime.

It is an emirp because it is prime and its reverse (720421403342111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111243304124027 - 2¹² = 111243304119931 is a prime.

It is not a weakly prime, because it can be changed into another prime (111243304124021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55621652062013 + 55621652062014.

It is an arithmetic number, because the mean of its divisors is an integer number (55621652062014).

Almost surely, 2^{111243304124027} is an apocalyptic number.

111243304124027 is a deficient number, since it is larger than the sum of its proper divisors (1).

111243304124027 is an equidigital number, since it uses as much as digits as its factorization.

111243304124027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32256, while the sum is 35.

Adding to 111243304124027 its reverse (720421403342111), we get a palindrome (831664707466138).

The spelling of 111243304124027 in words is "one hundred eleven trillion, two hundred forty-three billion, three hundred four million, one hundred twenty-four thousand, twenty-seven".