23415305205011 has 2 divisors, whose sum is σ = 23415305205012. Its totient is φ = 23415305205010.

The previous prime is 23415305204999. The next prime is 23415305205113. The reversal of 23415305205011 is 11050250351432.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23415305205011 is a prime.

It is not a weakly prime, because it can be changed into another prime (23415305201011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11707652602505 + 11707652602506.

It is an arithmetic number, because the mean of its divisors is an integer number (11707652602506).

Almost surely, 2^{23415305205011} is an apocalyptic number.

23415305205011 is a deficient number, since it is larger than the sum of its proper divisors (1).

23415305205011 is an equidigital number, since it uses as much as digits as its factorization.

23415305205011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18000, while the sum is 32.

Adding to 23415305205011 its reverse (11050250351432), we get a palindrome (34465555556443).

The spelling of 23415305205011 in words is "twenty-three trillion, four hundred fifteen billion, three hundred five million, two hundred five thousand, eleven".