43222430023 has 2 divisors, whose sum is σ = 43222430024. Its totient is φ = 43222430022.

The previous prime is 43222430021. The next prime is 43222430033. The reversal of 43222430023 is 32003422234.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 43222430023 - 2¹ = 43222430021 is a prime.

Together with 43222430021, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 43222430023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43222430021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21611215011 + 21611215012.

It is an arithmetic number, because the mean of its divisors is an integer number (21611215012).

Almost surely, 2^43222430023 is an apocalyptic number.

43222430023 is a deficient number, since it is larger than the sum of its proper divisors (1).

43222430023 is an equidigital number, since it uses as much as digits as its factorization.

43222430023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 25.

Adding to 43222430023 its reverse (32003422234), we get a palindrome (75225852257).

The spelling of 43222430023 in words is "forty-three billion, two hundred twenty-two million, four hundred thirty thousand, twenty-three".