20024200040224 has 48 divisors (see below), whose sum is σ = 39436505481240. Its totient is φ = 10008580423680.

The previous prime is 20024200040213. The next prime is 20024200040227. The reversal of 20024200040224 is 42204000242002.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 13017231043600 + 7006968996624 = 3607940^2 + 2647068^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20024200040195 and 20024200040204.

It is not an unprimeable number, because it can be changed into a prime (20024200040227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2122777012 + ... + 2122786444.

Almost surely, 2^{20024200040224} is an apocalyptic number.

It is an amenable number.

20024200040224 is a deficient number, since it is larger than the sum of its proper divisors (19412305441016).

20024200040224 is an equidigital number, since it uses as much as digits as its factorization.

20024200040224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25733 (or 25725 counting only the distinct ones).

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

Adding to 20024200040224 its reverse (42204000242002), we get a palindrome (62228200282226).

The spelling of 20024200040224 in words is "twenty trillion, twenty-four billion, two hundred million, forty thousand, two hundred twenty-four".