200111000221020 has 96 divisors (see below), whose sum is σ = 640465786146816. Its totient is φ = 45731758233600.

The previous prime is 200111000220959. The next prime is 200111000221079. The reversal of 200111000221020 is 20122000111002.

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 = 200111000220987 and 200111000221005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38705301 + ... + 43569740.

It is an arithmetic number, because the mean of its divisors is an integer number (6671518605696).

Almost surely, 2^{200111000221020} is an apocalyptic number.

200111000221020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200111000221020 is an abundant number, since it is smaller than the sum of its proper divisors (440354785925796).

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

200111000221020 is a wasteful number, since it uses less digits than its factorization.

200111000221020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82280851 (or 82280849 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 200111000221020 its reverse (20122000111002), we get a palindrome (220233000332022).

The spelling of 200111000221020 in words is "two hundred trillion, one hundred eleven billion, two hundred twenty-one thousand, twenty".