20202000224420 has 24 divisors (see below), whose sum is σ = 48484800538944. Its totient is φ = 6926400076896.

The previous prime is 20202000224377. The next prime is 20202000224501. The reversal of 20202000224420 is 2442200020202.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 20202000224392 and 20202000224401.

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, 72150000662 + ... + 72150000941.

It is an arithmetic number, because the mean of its divisors is an integer number (2020200022456).

Almost surely, 2^{20202000224420} is an apocalyptic number.

20202000224420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20202000224420 is an abundant number, since it is smaller than the sum of its proper divisors (28282800314524).

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

20202000224420 is a wasteful number, since it uses less digits than its factorization.

20202000224420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144300001619 (or 144300001617 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 20202000224420 its reverse (2442200020202), we get a palindrome (22644200244622).

The spelling of 20202000224420 in words is "twenty trillion, two hundred two billion, two hundred twenty-four thousand, four hundred twenty".