20222200121020 has 12 divisors (see below), whose sum is σ = 42466620254184. Its totient is φ = 8088880048400.

The previous prime is 20222200121003. The next prime is 20222200121089. The reversal of 20222200121020 is 2012100222202.

It is a junction number, because it is equal to n+sod(n) for n = 20222200120985 and 20222200121003.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 505555003006 + ... + 505555003045.

It is an arithmetic number, because the mean of its divisors is an integer number (3538885021182).

Almost surely, 2^{20222200121020} is an apocalyptic number.

20222200121020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20222200121020 is an abundant number, since it is smaller than the sum of its proper divisors (22244420133164).

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

20222200121020 is a wasteful number, since it uses less digits than its factorization.

20222200121020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1011110006060 (or 1011110006058 counting only the distinct ones).

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

Adding to 20222200121020 its reverse (2012100222202), we get a palindrome (22234300343222).

The spelling of 20222200121020 in words is "twenty trillion, two hundred twenty-two billion, two hundred million, one hundred twenty-one thousand, twenty".