23520575011 has 2 divisors, whose sum is σ = 23520575012. Its totient is φ = 23520575010.

The previous prime is 23520575003. The next prime is 23520575033. The reversal of 23520575011 is 11057502532.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23520575011 - 2³ = 23520575003 is a prime.

It is not a weakly prime, because it can be changed into another prime (23520575051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11760287505 + 11760287506.

It is an arithmetic number, because the mean of its divisors is an integer number (11760287506).

Almost surely, 2^23520575011 is an apocalyptic number.

23520575011 is a deficient number, since it is larger than the sum of its proper divisors (1).

23520575011 is an equidigital number, since it uses as much as digits as its factorization.

23520575011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10500, while the sum is 31.

The spelling of 23520575011 in words is "twenty-three billion, five hundred twenty million, five hundred seventy-five thousand, eleven".