1112231123111 has 12 divisors (see below), whose sum is σ = 1181646212448. Its totient is φ = 1046680680192.

The previous prime is 1112231123099. The next prime is 1112231123119. The reversal of 1112231123111 is 1113211322111.

It is not a de Polignac number, because 1112231123111 - 2³⁰ = 1111157381287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112231123119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2238635 + ... + 2689971.

It is an arithmetic number, because the mean of its divisors is an integer number (98470517704).

Almost surely, 2^{1112231123111} is an apocalyptic number.

1112231123111 is a deficient number, since it is larger than the sum of its proper divisors (69415089337).

1112231123111 is an equidigital number, since it uses as much as digits as its factorization.

1112231123111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459898 (or 459881 counting only the distinct ones).

The product of its digits is 72, while the sum is 20.

Adding to 1112231123111 its reverse (1113211322111), we get a palindrome (2225442445222).

The spelling of 1112231123111 in words is "one trillion, one hundred twelve billion, two hundred thirty-one million, one hundred twenty-three thousand, one hundred eleven".