23123030420011 has 2 divisors, whose sum is σ = 23123030420012. Its totient is φ = 23123030420010.

The previous prime is 23123030419981. The next prime is 23123030420053. The reversal of 23123030420011 is 11002403032132.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23123030420011 is a prime.

It is not a weakly prime, because it can be changed into another prime (23123030420081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11561515210005 + 11561515210006.

It is an arithmetic number, because the mean of its divisors is an integer number (11561515210006).

Almost surely, 2^{23123030420011} is an apocalyptic number.

23123030420011 is a deficient number, since it is larger than the sum of its proper divisors (1).

23123030420011 is an equidigital number, since it uses as much as digits as its factorization.

23123030420011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 23123030420011 its reverse (11002403032132), we get a palindrome (34125433452143).

The spelling of 23123030420011 in words is "twenty-three trillion, one hundred twenty-three billion, thirty million, four hundred twenty thousand, eleven".