23431421324 has 12 divisors (see below), whose sum is σ = 41006073864. Its totient is φ = 11715400224.

The previous prime is 23431421303. The next prime is 23431421329. The reversal of 23431421324 is 42312413432.

It is not an unprimeable number, because it can be changed into a prime (23431421329) 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, 213752 + ... + 304224.

It is an arithmetic number, because the mean of its divisors is an integer number (3417172822).

Almost surely, 2^23431421324 is an apocalyptic number.

It is an amenable number.

23431421324 is a deficient number, since it is larger than the sum of its proper divisors (17574652540).

23431421324 is a wasteful number, since it uses less digits than its factorization.

23431421324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155224 (or 155222 counting only the distinct ones).

The product of its digits is 13824, while the sum is 29.

Adding to 23431421324 its reverse (42312413432), we get a palindrome (65743834756).

The spelling of 23431421324 in words is "twenty-three billion, four hundred thirty-one million, four hundred twenty-one thousand, three hundred twenty-four".