1111124112311 has 2 divisors, whose sum is σ = 1111124112312. Its totient is φ = 1111124112310.

The previous prime is 1111124112229. The next prime is 1111124112359. The reversal of 1111124112311 is 1132114211111.

It is a m-pointer prime, because the next prime (1111124112359) can be obtained adding 1111124112311 to its product of digits (48).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1111124112311 - 2³⁰ = 1110050370487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1111124112811) 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, 555562056155 + 555562056156.

It is an arithmetic number, because the mean of its divisors is an integer number (555562056156).

Almost surely, 2^{1111124112311} is an apocalyptic number.

1111124112311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111124112311 is an equidigital number, since it uses as much as digits as its factorization.

1111124112311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48, while the sum is 20.

Adding to 1111124112311 its reverse (1132114211111), we get a palindrome (2243238323422).

The spelling of 1111124112311 in words is "one trillion, one hundred eleven billion, one hundred twenty-four million, one hundred twelve thousand, three hundred eleven".