200221220122020 has 96 divisors (see below), whose sum is σ = 638103400784640. Its totient is φ = 52090073521920.

The previous prime is 200221220122009. The next prime is 200221220122127. The reversal of 200221220122020 is 20221022122002.

200221220122020 is a `hidden beast` number, since 2 + 0 + 0 + 221 + 2 + 201 + 220 + 20 = 666.

200221220122020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 200221220121984 and 200221220122002.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4521685632 + ... + 4521729911.

It is an arithmetic number, because the mean of its divisors is an integer number (6646910424840).

Almost surely, 2^{200221220122020} is an apocalyptic number.

200221220122020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200221220122020 is an abundant number, since it is smaller than the sum of its proper divisors (437882180662620).

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

200221220122020 is a wasteful number, since it uses less digits than its factorization.

200221220122020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9043415602 (or 9043415594 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 200221220122020 its reverse (20221022122002), we get a palindrome (220442242244022).

The spelling of 200221220122020 in words is "two hundred trillion, two hundred twenty-one billion, two hundred twenty million, one hundred twenty-two thousand, twenty".