23100501313543 has 4 divisors (see below), whose sum is σ = 23724839186920. Its totient is φ = 22476163440168.

The previous prime is 23100501313541. The next prime is 23100501313553. The reversal of 23100501313543 is 34531310500132.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23100501313543 - 2¹ = 23100501313541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23100501313541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 312168936633 + ... + 312168936706.

It is an arithmetic number, because the mean of its divisors is an integer number (5931209796730).

Almost surely, 2^{23100501313543} is an apocalyptic number.

23100501313543 is a deficient number, since it is larger than the sum of its proper divisors (624337873377).

23100501313543 is an equidigital number, since it uses as much as digits as its factorization.

23100501313543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624337873376.

The product of its (nonzero) digits is 16200, while the sum is 31.

Adding to 23100501313543 its reverse (34531310500132), we get a palindrome (57631811813675).

The spelling of 23100501313543 in words is "twenty-three trillion, one hundred billion, five hundred one million, three hundred thirteen thousand, five hundred forty-three".