4224334312391 has 2 divisors, whose sum is σ = 4224334312392. Its totient is φ = 4224334312390.

The previous prime is 4224334312381. The next prime is 4224334312477. The reversal of 4224334312391 is 1932134334224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4224334312391 - 2¹⁸ = 4224334050247 is a prime.

It is a super-2 number, since 2×4224334312391² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4224334312351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2112167156195 + 2112167156196.

It is an arithmetic number, because the mean of its divisors is an integer number (2112167156196).

Almost surely, 2^{4224334312391} is an apocalyptic number.

4224334312391 is a deficient number, since it is larger than the sum of its proper divisors (1).

4224334312391 is an equidigital number, since it uses as much as digits as its factorization.

4224334312391 is an evil number, because the sum of its binary digits is even.

The product of its digits is 373248, while the sum is 41.

The spelling of 4224334312391 in words is "four trillion, two hundred twenty-four billion, three hundred thirty-four million, three hundred twelve thousand, three hundred ninety-one".