23240431103443 has 4 divisors (see below), whose sum is σ = 23240443462720. Its totient is φ = 23240418744168.

The previous prime is 23240431103441. The next prime is 23240431103567. The reversal of 23240431103443 is 34430113404232.

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 23240431103443 - 2¹ = 23240431103441 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23240431103399 and 23240431103408.

It is not an unprimeable number, because it can be changed into a prime (23240431103441) 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, 2709480 + ... + 7336357.

It is an arithmetic number, because the mean of its divisors is an integer number (5810110865680).

Almost surely, 2^{23240431103443} is an apocalyptic number.

23240431103443 is a deficient number, since it is larger than the sum of its proper divisors (12359277).

23240431103443 is a wasteful number, since it uses less digits than its factorization.

23240431103443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12359276.

The product of its (nonzero) digits is 82944, while the sum is 34.

Adding to 23240431103443 its reverse (34430113404232), we get a palindrome (57670544507675).

The spelling of 23240431103443 in words is "twenty-three trillion, two hundred forty billion, four hundred thirty-one million, one hundred three thousand, four hundred forty-three".