23442445331 has 2 divisors, whose sum is σ = 23442445332. Its totient is φ = 23442445330.

The previous prime is 23442445291. The next prime is 23442445333. The reversal of 23442445331 is 13354424432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23442445331 - 2²² = 23438251027 is a prime.

It is a super-2 number, since 2×23442445331² (a number of 22 digits) contains 22 as substring.

Together with 23442445333, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 23442445291 and 23442445300.

It is not a weakly prime, because it can be changed into another prime (23442445333) 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 as a sum of consecutive naturals, namely, 11721222665 + 11721222666.

It is an arithmetic number, because the mean of its divisors is an integer number (11721222666).

Almost surely, 2^23442445331 is an apocalyptic number.

23442445331 is a deficient number, since it is larger than the sum of its proper divisors (1).

23442445331 is an equidigital number, since it uses as much as digits as its factorization.

23442445331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 138240, while the sum is 35.

Adding to 23442445331 its reverse (13354424432), we get a palindrome (36796869763).

The spelling of 23442445331 in words is "twenty-three billion, four hundred forty-two million, four hundred forty-five thousand, three hundred thirty-one".