4224421423133 has 2 divisors, whose sum is σ = 4224421423134. Its totient is φ = 4224421423132.

The previous prime is 4224421423129. The next prime is 4224421423169. The reversal of 4224421423133 is 3313241244224.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3266268227524 + 958153195609 = 1807282^2 + 978853^2 .

It is a cyclic number.

It is not a de Polignac number, because 4224421423133 - 2² = 4224421423129 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4224421423093 and 4224421423102.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4224421428133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2112210711566 + 2112210711567.

It is an arithmetic number, because the mean of its divisors is an integer number (2112210711567).

Almost surely, 2^{4224421423133} is an apocalyptic number.

It is an amenable number.

4224421423133 is a deficient number, since it is larger than the sum of its proper divisors (1).

4224421423133 is an equidigital number, since it uses as much as digits as its factorization.

4224421423133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 110592, while the sum is 35.

Adding to 4224421423133 its reverse (3313241244224), we get a palindrome (7537662667357).

The spelling of 4224421423133 in words is "four trillion, two hundred twenty-four billion, four hundred twenty-one million, four hundred twenty-three thousand, one hundred thirty-three".