1112111231233 has 2 divisors, whose sum is σ = 1112111231234. Its totient is φ = 1112111231232.

The previous prime is 1112111231167. The next prime is 1112111231243. The reversal of 1112111231233 is 3321321112111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 906184051969 + 205927179264 = 951937^2 + 453792^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112111231233 - 2⁹ = 1112111230721 is a prime.

It is not a weakly prime, because it can be changed into another prime (1112111231243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556055615616 + 556055615617.

It is an arithmetic number, because the mean of its divisors is an integer number (556055615617).

Almost surely, 2^{1112111231233} is an apocalyptic number.

It is an amenable number.

1112111231233 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112111231233 is an equidigital number, since it uses as much as digits as its factorization.

1112111231233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 216, while the sum is 22.

Adding to 1112111231233 its reverse (3321321112111), we get a palindrome (4433432343344).

The spelling of 1112111231233 in words is "one trillion, one hundred twelve billion, one hundred eleven million, two hundred thirty-one thousand, two hundred thirty-three".