111532818223 has 2 divisors, whose sum is σ = 111532818224. Its totient is φ = 111532818222.

The previous prime is 111532818217. The next prime is 111532818259. The reversal of 111532818223 is 322818235111.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111532818223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111532818203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55766409111 + 55766409112.

It is an arithmetic number, because the mean of its divisors is an integer number (55766409112).

Almost surely, 2^111532818223 is an apocalyptic number.

111532818223 is a deficient number, since it is larger than the sum of its proper divisors (1).

111532818223 is an equidigital number, since it uses as much as digits as its factorization.

111532818223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23040, while the sum is 37.

The spelling of 111532818223 in words is "one hundred eleven billion, five hundred thirty-two million, eight hundred eighteen thousand, two hundred twenty-three".