23420210024 has 8 divisors (see below), whose sum is σ = 43912893810. Its totient is φ = 11710105008.

The previous prime is 23420209997. The next prime is 23420210053. The reversal of 23420210024 is 42001202432.

It can be written as a sum of positive squares in only one way, i.e., 12016105924 + 11404104100 = 109618^2 + 106790^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 23420209978 and 23420210005.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1463763119 + ... + 1463763134.

Almost surely, 2^23420210024 is an apocalyptic number.

It is an amenable number.

23420210024 is a deficient number, since it is larger than the sum of its proper divisors (20492683786).

23420210024 is a wasteful number, since it uses less digits than its factorization.

23420210024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2927526259 (or 2927526255 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 23420210024 its reverse (42001202432), we get a palindrome (65421412456).

The spelling of 23420210024 in words is "twenty-three billion, four hundred twenty million, two hundred ten thousand, twenty-four".