20022002404224 has 64 divisors (see below), whose sum is σ = 53184255054480. Its totient is φ = 6673899008000.

The previous prime is 20022002404223. The next prime is 20022002404241. The reversal of 20022002404224 is 42240420022002.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 20022002404194 and 20022002404203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20022002404223) 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, 27325204 + ... + 28048364.

Almost surely, 2^{20022002404224} is an apocalyptic number.

20022002404224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

20022002404224 is an abundant number, since it is smaller than the sum of its proper divisors (33162252650256).

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

20022002404224 is an equidigital number, since it uses as much as digits as its factorization.

20022002404224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 795279 (or 795267 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 20022002404224 its reverse (42240420022002), we get a palindrome (62262422426226).

The spelling of 20022002404224 in words is "twenty trillion, twenty-two billion, two million, four hundred four thousand, two hundred twenty-four".