11031433123 has 2 divisors, whose sum is σ = 11031433124. Its totient is φ = 11031433122.

The previous prime is 11031433081. The next prime is 11031433141. The reversal of 11031433123 is 32133413011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11031433123 - 2⁹ = 11031432611 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11031433094 and 11031433103.

It is not a weakly prime, because it can be changed into another prime (11031433723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5515716561 + 5515716562.

It is an arithmetic number, because the mean of its divisors is an integer number (5515716562).

Almost surely, 2^11031433123 is an apocalyptic number.

11031433123 is a deficient number, since it is larger than the sum of its proper divisors (1).

11031433123 is an equidigital number, since it uses as much as digits as its factorization.

11031433123 is an evil number, because the sum of its binary digits is even.

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

Adding to 11031433123 its reverse (32133413011), we get a palindrome (43164846134).

The spelling of 11031433123 in words is "eleven billion, thirty-one million, four hundred thirty-three thousand, one hundred twenty-three".