1112231311123 has 2 divisors, whose sum is σ = 1112231311124. Its totient is φ = 1112231311122.

The previous prime is 1112231311067. The next prime is 1112231311129. The reversal of 1112231311123 is 3211131322111.

It is a strong prime.

It is an emirp because it is prime and its reverse (3211131322111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1112231311123 - 2⁹ = 1112231310611 is a prime.

It is a super-2 number, since 2×1112231311123² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1112231311094 and 1112231311103.

It is not a weakly prime, because it can be changed into another prime (1112231311129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556115655561 + 556115655562.

It is an arithmetic number, because the mean of its divisors is an integer number (556115655562).

Almost surely, 2^{1112231311123} is an apocalyptic number.

1112231311123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112231311123 is an equidigital number, since it uses as much as digits as its factorization.

1112231311123 is an odious number, because the sum of its binary digits is odd.

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

Adding to 1112231311123 its reverse (3211131322111), we get a palindrome (4323362633234).

The spelling of 1112231311123 in words is "one trillion, one hundred twelve billion, two hundred thirty-one million, three hundred eleven thousand, one hundred twenty-three".