200121221102304 has 48 divisors (see below), whose sum is σ = 527957995420800. Its totient is φ = 66371862268800.

The previous prime is 200121221102227. The next prime is 200121221102347. The reversal of 200121221102304 is 403201122121002.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-3 number, since 3×200121221102304³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5237659422 + ... + 5237697629.

It is an arithmetic number, because the mean of its divisors is an integer number (10999124904600).

Almost surely, 2^{200121221102304} is an apocalyptic number.

200121221102304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

200121221102304 is an abundant number, since it is smaller than the sum of its proper divisors (327836774318496).

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

200121221102304 is a wasteful number, since it uses less digits than its factorization.

200121221102304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10475357263 (or 10475357255 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 200121221102304 its reverse (403201122121002), we get a palindrome (603322343223306).

The spelling of 200121221102304 in words is "two hundred trillion, one hundred twenty-one billion, two hundred twenty-one million, one hundred two thousand, three hundred four".