11133430123 has 2 divisors, whose sum is σ = 11133430124. Its totient is φ = 11133430122.

The previous prime is 11133430103. The next prime is 11133430141. The reversal of 11133430123 is 32103433111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11133430123 - 2²⁵ = 11099875691 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11133430094 and 11133430103.

It is not a weakly prime, because it can be changed into another prime (11133430103) 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, 5566715061 + 5566715062.

It is an arithmetic number, because the mean of its divisors is an integer number (5566715062).

Almost surely, 2^11133430123 is an apocalyptic number.

11133430123 is a deficient number, since it is larger than the sum of its proper divisors (1).

11133430123 is an equidigital number, since it uses as much as digits as its factorization.

11133430123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 11133430123 its reverse (32103433111), we get a palindrome (43236863234).

The spelling of 11133430123 in words is "eleven billion, one hundred thirty-three million, four hundred thirty thousand, one hundred twenty-three".