200012221200020 has 96 divisors (see below), whose sum is σ = 428277349334016. Its totient is φ = 78435464307200.

The previous prime is 200012221199941. The next prime is 200012221200047. The reversal of 200012221200020 is 20002122210002.

It is a junction number, because it is equal to n+sod(n) for n = 200012221199968 and 200012221200004.

It is a congruent number.

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, 11623878257 + ... + 11623895463.

It is an arithmetic number, because the mean of its divisors is an integer number (4461222388896).

Almost surely, 2^{200012221200020} is an apocalyptic number.

200012221200020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200012221200020 is an abundant number, since it is smaller than the sum of its proper divisors (228265128133996).

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

200012221200020 is a wasteful number, since it uses less digits than its factorization.

200012221200020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25001 (or 24999 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 200012221200020 its reverse (20002122210002), we get a palindrome (220014343410022).

The spelling of 200012221200020 in words is "two hundred trillion, twelve billion, two hundred twenty-one million, two hundred thousand, twenty".