200021123220000 has 120 divisors (see below), whose sum is σ = 656109288583056. Its totient is φ = 53338966176000.

The previous prime is 200021123219977. The next prime is 200021123220031. The reversal of 200021123220000 is 22321120002.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1666782694 + ... + 1666902693.

Almost surely, 2^{200021123220000} is an apocalyptic number.

200021123220000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200021123220000 is an abundant number, since it is smaller than the sum of its proper divisors (456088165363056).

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

200021123220000 is an equidigital number, since it uses as much as digits as its factorization.

200021123220000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3333685420 (or 3333685397 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 200021123220000 its reverse (22321120002), we get a palindrome (200043444340002).

The spelling of 200021123220000 in words is "two hundred trillion, twenty-one billion, one hundred twenty-three million, two hundred twenty thousand".