23151154215103 has 2 divisors, whose sum is σ = 23151154215104. Its totient is φ = 23151154215102.

The previous prime is 23151154215073. The next prime is 23151154215149. The reversal of 23151154215103 is 30151245115132.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23151154215103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23151154210103) 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, 11575577107551 + 11575577107552.

It is an arithmetic number, because the mean of its divisors is an integer number (11575577107552).

Almost surely, 2^{23151154215103} is an apocalyptic number.

23151154215103 is a deficient number, since it is larger than the sum of its proper divisors (1).

23151154215103 is an equidigital number, since it uses as much as digits as its factorization.

23151154215103 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 34.

The spelling of 23151154215103 in words is "twenty-three trillion, one hundred fifty-one billion, one hundred fifty-four million, two hundred fifteen thousand, one hundred three".