423330402321 has 24 divisors (see below), whose sum is σ = 621549801600. Its totient is φ = 277572117600.

The previous prime is 423330402301. The next prime is 423330402337. The reversal of 423330402321 is 123204033324.

423330402321 is a `hidden beast` number, since 4 + 2 + 3 + 330 + 4 + 0 + 2 + 321 = 666.

It is not a de Polignac number, because 423330402321 - 2⁵ = 423330402289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (423330402301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10229730 + ... + 10271028.

It is an arithmetic number, because the mean of its divisors is an integer number (25897908400).

Almost surely, 2^423330402321 is an apocalyptic number.

It is an amenable number.

423330402321 is a deficient number, since it is larger than the sum of its proper divisors (198219399279).

423330402321 is a wasteful number, since it uses less digits than its factorization.

423330402321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60037 (or 60034 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 423330402321 its reverse (123204033324), we get a palindrome (546534435645).

The spelling of 423330402321 in words is "four hundred twenty-three billion, three hundred thirty million, four hundred two thousand, three hundred twenty-one".