24240042220 has 12 divisors (see below), whose sum is σ = 50904088704. Its totient is φ = 9696016880.

The previous prime is 24240042209. The next prime is 24240042221. The reversal of 24240042220 is 2224004242.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 24240042191 and 24240042200.

It is not an unprimeable number, because it can be changed into a prime (24240042221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 606001036 + ... + 606001075.

It is an arithmetic number, because the mean of its divisors is an integer number (4242007392).

Almost surely, 2^24240042220 is an apocalyptic number.

24240042220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24240042220 is an abundant number, since it is smaller than the sum of its proper divisors (26664046484).

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

24240042220 is a wasteful number, since it uses less digits than its factorization.

24240042220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1212002120 (or 1212002118 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 24240042220 its reverse (2224004242), we get a palindrome (26464046462).

The spelling of 24240042220 in words is "twenty-four billion, two hundred forty million, forty-two thousand, two hundred twenty".