423433220321 has 8 divisors (see below), whose sum is σ = 426539602944. Its totient is φ = 420327064480.

The previous prime is 423433220311. The next prime is 423433220323. The reversal of 423433220321 is 123022334324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 423433220321 - 2²² = 423429026017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423433220323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6249536 + ... + 6316926.

It is an arithmetic number, because the mean of its divisors is an integer number (53317450368).

Almost surely, 2^423433220321 is an apocalyptic number.

It is an amenable number.

423433220321 is a deficient number, since it is larger than the sum of its proper divisors (3106382623).

423433220321 is a wasteful number, since it uses less digits than its factorization.

423433220321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113391.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 423433220321 its reverse (123022334324), we get a palindrome (546455554645).

The spelling of 423433220321 in words is "four hundred twenty-three billion, four hundred thirty-three million, two hundred twenty thousand, three hundred twenty-one".