423440221003300 has 18 divisors (see below), whose sum is σ = 918865279577378. Its totient is φ = 169376088401280.

The previous prime is 423440221003291. The next prime is 423440221003307. The reversal of 423440221003300 is 3300122044324.

It can be written as a sum of positive squares in 3 ways, for example, as 44127748408384 + 379312472594916 = 6642872^2 + 19475946^2 .

It is a super-2 number, since 2×423440221003300² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (423440221003307) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2117201104917 + ... + 2117201105116.

Almost surely, 2^{423440221003300} is an apocalyptic number.

It is an amenable number.

423440221003300 is an abundant number, since it is smaller than the sum of its proper divisors (495425058574078).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423440221003300 is a wasteful number, since it uses less digits than its factorization.

423440221003300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4234402210047 (or 4234402210040 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 423440221003300 its reverse (3300122044324), we get a palindrome (426740343047624).

The spelling of 423440221003300 in words is "four hundred twenty-three trillion, four hundred forty billion, two hundred twenty-one million, three thousand, three hundred".