422333301493 has 2 divisors, whose sum is σ = 422333301494. Its totient is φ = 422333301492.

The previous prime is 422333301491. The next prime is 422333301517. The reversal of 422333301493 is 394103333224.

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., 228079790929 + 194253510564 = 477577^2 + 440742^2 .

It is a cyclic number.

It is not a de Polignac number, because 422333301493 - 2¹ = 422333301491 is a prime.

Together with 422333301491, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422333301491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211166650746 + 211166650747.

It is an arithmetic number, because the mean of its divisors is an integer number (211166650747).

Almost surely, 2^422333301493 is an apocalyptic number.

It is an amenable number.

422333301493 is a deficient number, since it is larger than the sum of its proper divisors (1).

422333301493 is an equidigital number, since it uses as much as digits as its factorization.

422333301493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 139968, while the sum is 37.

The spelling of 422333301493 in words is "four hundred twenty-two billion, three hundred thirty-three million, three hundred one thousand, four hundred ninety-three".