20222120200120 has 64 divisors (see below), whose sum is σ = 48183821053920. Its totient is φ = 7611833524224.

The previous prime is 20222120200099. The next prime is 20222120200123. The reversal of 20222120200120 is 2100202122202.

It is a junction number, because it is equal to n+sod(n) for n = 20222120200094 and 20222120200103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20222120200123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1979539 + ... + 6660541.

Almost surely, 2^{20222120200120} is an apocalyptic number.

20222120200120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20222120200120 is an abundant number, since it is smaller than the sum of its proper divisors (27961700853800).

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

20222120200120 is a wasteful number, since it uses less digits than its factorization.

20222120200120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4687384 (or 4687380 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 20222120200120 its reverse (2100202122202), we get a palindrome (22322322322322).

The spelling of 20222120200120 in words is "twenty trillion, two hundred twenty-two billion, one hundred twenty million, two hundred thousand, one hundred twenty".