23220424043 has 4 divisors (see below), whose sum is σ = 23220905160. Its totient is φ = 23219942928.

The previous prime is 23220424027. The next prime is 23220424057. The reversal of 23220424043 is 34042402232.

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 23220424043 - 2⁴ = 23220424027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23220424013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158930 + ... + 267767.

It is an arithmetic number, because the mean of its divisors is an integer number (5805226290).

Almost surely, 2^23220424043 is an apocalyptic number.

23220424043 is a deficient number, since it is larger than the sum of its proper divisors (481117).

23220424043 is an equidigital number, since it uses as much as digits as its factorization.

23220424043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481116.

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 23220424043 its reverse (34042402232), we get a palindrome (57262826275).

The spelling of 23220424043 in words is "twenty-three billion, two hundred twenty million, four hundred twenty-four thousand, forty-three".