1111323010123 has 2 divisors, whose sum is σ = 1111323010124. Its totient is φ = 1111323010122.

The previous prime is 1111323010097. The next prime is 1111323010151. The reversal of 1111323010123 is 3210103231111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1111323010123 - 2²¹ = 1111320912971 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1111323010123.

It is not a weakly prime, because it can be changed into another prime (1111323010823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555661505061 + 555661505062.

It is an arithmetic number, because the mean of its divisors is an integer number (555661505062).

Almost surely, 2^{1111323010123} is an apocalyptic number.

1111323010123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111323010123 is an equidigital number, since it uses as much as digits as its factorization.

1111323010123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 1111323010123 its reverse (3210103231111), we get a palindrome (4321426241234).

The spelling of 1111323010123 in words is "one trillion, one hundred eleven billion, three hundred twenty-three million, ten thousand, one hundred twenty-three".