23420020324 has 12 divisors (see below), whose sum is σ = 40987281664. Its totient is φ = 11709368424.

The previous prime is 23420020313. The next prime is 23420020357. The reversal of 23420020324 is 42302002432.

It is a junction number, because it is equal to n+sod(n) for n = 23420020295 and 23420020304.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73032 + ... + 228415.

Almost surely, 2^23420020324 is an apocalyptic number.

It is an amenable number.

23420020324 is a deficient number, since it is larger than the sum of its proper divisors (17567261340).

23420020324 is a wasteful number, since it uses less digits than its factorization.

23420020324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320874 (or 320872 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 22.

Adding to 23420020324 its reverse (42302002432), we get a palindrome (65722022756).

The spelling of 23420020324 in words is "twenty-three billion, four hundred twenty million, twenty thousand, three hundred twenty-four".