422321244403 has 4 divisors (see below), whose sum is σ = 422412640768. Its totient is φ = 422229848040.

The previous prime is 422321244349. The next prime is 422321244413. The reversal of 422321244403 is 304442123224.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422321244403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422321244413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45691251 + ... + 45700492.

It is an arithmetic number, because the mean of its divisors is an integer number (105603160192).

Almost surely, 2^422321244403 is an apocalyptic number.

422321244403 is a deficient number, since it is larger than the sum of its proper divisors (91396365).

422321244403 is an equidigital number, since it uses as much as digits as its factorization.

422321244403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91396364.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 422321244403 its reverse (304442123224), we get a palindrome (726763367627).

The spelling of 422321244403 in words is "four hundred twenty-two billion, three hundred twenty-one million, two hundred forty-four thousand, four hundred three".