111011023110212 has 12 divisors (see below), whose sum is σ = 194271459326700. Its totient is φ = 55504891874016.

The previous prime is 111011023110203. The next prime is 111011023110227. The reversal of 111011023110212 is 212011320110111.

It can be written as a sum of positive squares in 2 ways, for example, as 51977524687936 + 59033498422276 = 7209544^2 + 7683326^2 .

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 154517087 + ... + 155233862.

It is an arithmetic number, because the mean of its divisors is an integer number (16189288277225).

Almost surely, 2^{111011023110212} is an apocalyptic number.

It is an amenable number.

111011023110212 is a deficient number, since it is larger than the sum of its proper divisors (83260436216488).

111011023110212 is a wasteful number, since it uses less digits than its factorization.

111011023110212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309840550 (or 309840548 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 17.

Adding to 111011023110212 its reverse (212011320110111), we get a palindrome (323022343220323).

The spelling of 111011023110212 in words is "one hundred eleven trillion, eleven billion, twenty-three million, one hundred ten thousand, two hundred twelve".