23130123011 has 2 divisors, whose sum is σ = 23130123012. Its totient is φ = 23130123010.

The previous prime is 23130122987. The next prime is 23130123017. The reversal of 23130123011 is 11032103132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23130123011 - 2³⁰ = 22056381187 is a prime.

It is a super-2 number, since 2×23130123011² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (23130123017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11565061505 + 11565061506.

It is an arithmetic number, because the mean of its divisors is an integer number (11565061506).

Almost surely, 2^23130123011 is an apocalyptic number.

23130123011 is a deficient number, since it is larger than the sum of its proper divisors (1).

23130123011 is an equidigital number, since it uses as much as digits as its factorization.

23130123011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 23130123011 its reverse (11032103132), we get a palindrome (34162226143).

The spelling of 23130123011 in words is "twenty-three billion, one hundred thirty million, one hundred twenty-three thousand, eleven".