11030123011 has 2 divisors, whose sum is σ = 11030123012. Its totient is φ = 11030123010.

The previous prime is 11030122933. The next prime is 11030123023. The reversal of 11030123011 is 11032103011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11030123011 - 2¹⁷ = 11029991939 is a prime.

It is a super-2 number, since 2×11030123011² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11030122982 and 11030123000.

It is not a weakly prime, because it can be changed into another prime (11030123081) 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, 5515061505 + 5515061506.

It is an arithmetic number, because the mean of its divisors is an integer number (5515061506).

Almost surely, 2^11030123011 is an apocalyptic number.

11030123011 is a deficient number, since it is larger than the sum of its proper divisors (1).

11030123011 is an equidigital number, since it uses as much as digits as its factorization.

11030123011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 11030123011 its reverse (11032103011), we get a palindrome (22062226022).

The spelling of 11030123011 in words is "eleven billion, thirty million, one hundred twenty-three thousand, eleven".