24020020212 has 24 divisors (see below), whose sum is σ = 56174395200. Its totient is φ = 7988433216.

The previous prime is 24020020151. The next prime is 24020020243. The reversal of 24020020212 is 21202002042.

It is a super-2 number, since 2×24020020212² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 24020020191 and 24020020200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2274537 + ... + 2285072.

It is an arithmetic number, because the mean of its divisors is an integer number (2340599800).

Almost surely, 2^24020020212 is an apocalyptic number.

It is an amenable number.

24020020212 is an abundant number, since it is smaller than the sum of its proper divisors (32154374988).

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

24020020212 is a wasteful number, since it uses less digits than its factorization.

24020020212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4560055 (or 4560053 counting only the distinct ones).

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

Adding to 24020020212 its reverse (21202002042), we get a palindrome (45222022254).

The spelling of 24020020212 in words is "twenty-four billion, twenty million, twenty thousand, two hundred twelve".