20222120200020 has 24 divisors (see below), whose sum is σ = 56621936560224. Its totient is φ = 5392565386656.

The previous prime is 20222120199997. The next prime is 20222120200099. The reversal of 20222120200020 is 2000202122202.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

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, 168517668274 + ... + 168517668393.

It is an arithmetic number, because the mean of its divisors is an integer number (2359247356676).

Almost surely, 2^{20222120200020} is an apocalyptic number.

20222120200020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20222120200020 is an abundant number, since it is smaller than the sum of its proper divisors (36399816360204).

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

20222120200020 is a wasteful number, since it uses less digits than its factorization.

20222120200020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337035336679 (or 337035336677 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 20222120200020 its reverse (2000202122202), we get a palindrome (22222322322222).

The spelling of 20222120200020 in words is "twenty trillion, two hundred twenty-two billion, one hundred twenty million, two hundred thousand, twenty".