111332230213 has 2 divisors, whose sum is σ = 111332230214. Its totient is φ = 111332230212.

The previous prime is 111332230211. The next prime is 111332230241. The reversal of 111332230213 is 312032233111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110447881569 + 884348644 = 332337^2 + 29738^2 .

It is a cyclic number.

It is not a de Polignac number, because 111332230213 - 2¹ = 111332230211 is a prime.

Together with 111332230211, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111332230211) 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, 55666115106 + 55666115107.

It is an arithmetic number, because the mean of its divisors is an integer number (55666115107).

Almost surely, 2^111332230213 is an apocalyptic number.

It is an amenable number.

111332230213 is a deficient number, since it is larger than the sum of its proper divisors (1).

111332230213 is an equidigital number, since it uses as much as digits as its factorization.

111332230213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 111332230213 its reverse (312032233111), we get a palindrome (423364463324).

The spelling of 111332230213 in words is "one hundred eleven billion, three hundred thirty-two million, two hundred thirty thousand, two hundred thirteen".