22113325447 has 2 divisors, whose sum is σ = 22113325448. Its totient is φ = 22113325446.

The previous prime is 22113325361. The next prime is 22113325453. The reversal of 22113325447 is 74452331122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22113325447 - 2⁷ = 22113325319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22113325747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11056662723 + 11056662724.

It is an arithmetic number, because the mean of its divisors is an integer number (11056662724).

Almost surely, 2^22113325447 is an apocalyptic number.

22113325447 is a deficient number, since it is larger than the sum of its proper divisors (1).

22113325447 is an equidigital number, since it uses as much as digits as its factorization.

22113325447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40320, while the sum is 34.

Adding to 22113325447 its reverse (74452331122), we get a palindrome (96565656569).

The spelling of 22113325447 in words is "twenty-two billion, one hundred thirteen million, three hundred twenty-five thousand, four hundred forty-seven".