23430243321 has 12 divisors (see below), whose sum is σ = 34020879360. Its totient is φ = 15538380120.

The previous prime is 23430243311. The next prime is 23430243323. The reversal of 23430243321 is 12334203432.

23430243321 is a `hidden beast` number, since 2 + 34 + 302 + 4 + 3 + 321 = 666.

It is not a de Polignac number, because 23430243321 - 2²¹ = 23428146169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23430243323) 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 11 ways as a sum of consecutive naturals, for example, 6813361 + ... + 6816798.

It is an arithmetic number, because the mean of its divisors is an integer number (2835073280).

Almost surely, 2^23430243321 is an apocalyptic number.

It is an amenable number.

23430243321 is a deficient number, since it is larger than the sum of its proper divisors (10590636039).

23430243321 is a wasteful number, since it uses less digits than its factorization.

23430243321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13630356 (or 13630353 counting only the distinct ones).

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

Adding to 23430243321 its reverse (12334203432), we get a palindrome (35764446753).

The spelling of 23430243321 in words is "twenty-three billion, four hundred thirty million, two hundred forty-three thousand, three hundred twenty-one".