23101109154523 has 2 divisors, whose sum is σ = 23101109154524. Its totient is φ = 23101109154522.

The previous prime is 23101109154517. The next prime is 23101109154527. The reversal of 23101109154523 is 32545190110132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23101109154523 - 2¹⁷ = 23101109023451 is a prime.

It is a super-2 number, since 2×23101109154523² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23101109154527) 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, 11550554577261 + 11550554577262.

It is an arithmetic number, because the mean of its divisors is an integer number (11550554577262).

Almost surely, 2^{23101109154523} is an apocalyptic number.

23101109154523 is a deficient number, since it is larger than the sum of its proper divisors (1).

23101109154523 is an equidigital number, since it uses as much as digits as its factorization.

23101109154523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32400, while the sum is 37.

Adding to 23101109154523 its reverse (32545190110132), we get a palindrome (55646299264655).

The spelling of 23101109154523 in words is "twenty-three trillion, one hundred one billion, one hundred nine million, one hundred fifty-four thousand, five hundred twenty-three".