24020220012 has 12 divisors (see below), whose sum is σ = 56047180056. Its totient is φ = 8006740000.

The previous prime is 24020219939. The next prime is 24020220041. The reversal of 24020220012 is 21002202042.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 24020219973 and 24020220000.

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, 1000842489 + ... + 1000842512.

It is an arithmetic number, because the mean of its divisors is an integer number (4670598338).

Almost surely, 2^24020220012 is an apocalyptic number.

It is an amenable number.

24020220012 is an abundant number, since it is smaller than the sum of its proper divisors (32026960044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

24020220012 is a wasteful number, since it uses less digits than its factorization.

24020220012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2001685008 (or 2001685006 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 24020220012 its reverse (21002202042), we get a palindrome (45022422054).

The spelling of 24020220012 in words is "twenty-four billion, twenty million, two hundred twenty thousand, twelve".