20222020331320 has 16 divisors (see below), whose sum is σ = 45499545745560. Its totient is φ = 8088808132512.

The previous prime is 20222020331311. The next prime is 20222020331333. The reversal of 20222020331320 is 2313302022202.

It is a junction number, because it is equal to n+sod(n) for n = 20222020331291 and 20222020331300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252775254102 + ... + 252775254181.

Almost surely, 2^{20222020331320} is an apocalyptic number.

20222020331320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20222020331320 is an abundant number, since it is smaller than the sum of its proper divisors (25277525414240).

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

20222020331320 is a wasteful number, since it uses less digits than its factorization.

20222020331320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505550508294 (or 505550508290 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 20222020331320 its reverse (2313302022202), we get a palindrome (22535322353522).

The spelling of 20222020331320 in words is "twenty trillion, two hundred twenty-two billion, twenty million, three hundred thirty-one thousand, three hundred twenty".