200010102021020 has 12 divisors (see below), whose sum is σ = 420021214244184. Its totient is φ = 80004040808400.

The previous prime is 200010102021013. The next prime is 200010102021109. The reversal of 200010102021020 is 20120201010002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 200010102020992 and 200010102021010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5000252550506 + ... + 5000252550545.

It is an arithmetic number, because the mean of its divisors is an integer number (35001767853682).

Almost surely, 2^{200010102021020} is an apocalyptic number.

200010102021020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200010102021020 is an abundant number, since it is smaller than the sum of its proper divisors (220011112223164).

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

200010102021020 is a wasteful number, since it uses less digits than its factorization.

200010102021020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10000505101060 (or 10000505101058 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 200010102021020 its reverse (20120201010002), we get a palindrome (220130303031022).

The spelling of 200010102021020 in words is "two hundred trillion, ten billion, one hundred two million, twenty-one thousand, twenty".