20222003212120 has 16 divisors (see below), whose sum is σ = 45499507227360. Its totient is φ = 8088801284832.

The previous prime is 20222003212003. The next prime is 20222003212129. The reversal of 20222003212120 is 2121230022202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20222003212129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252775040112 + ... + 252775040191.

It is an arithmetic number, because the mean of its divisors is an integer number (2843719201710).

Almost surely, 2^{20222003212120} is an apocalyptic number.

20222003212120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20222003212120 is an abundant number, since it is smaller than the sum of its proper divisors (25277504015240).

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

20222003212120 is a wasteful number, since it uses less digits than its factorization.

20222003212120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505550080314 (or 505550080310 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 20222003212120 its reverse (2121230022202), we get a palindrome (22343233234322).

The spelling of 20222003212120 in words is "twenty trillion, two hundred twenty-two billion, three million, two hundred twelve thousand, one hundred twenty".