200221012020 has 24 divisors (see below), whose sum is σ = 560618833824. Its totient is φ = 53392269856.

The previous prime is 200221012001. The next prime is 200221012027. The reversal of 200221012020 is 20210122002.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 200221011987 and 200221012005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200221012027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1668508374 + ... + 1668508493.

It is an arithmetic number, because the mean of its divisors is an integer number (23359118076).

Almost surely, 2^200221012020 is an apocalyptic number.

200221012020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200221012020 is an abundant number, since it is smaller than the sum of its proper divisors (360397821804).

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

200221012020 is a wasteful number, since it uses less digits than its factorization.

200221012020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3337016879 (or 3337016877 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 200221012020 its reverse (20210122002), we get a palindrome (220431134022).

The spelling of 200221012020 in words is "two hundred billion, two hundred twenty-one million, twelve thousand, twenty".