200121332223232 has 72 divisors (see below), whose sum is σ = 458436944044800. Its totient is φ = 85407430305792.

The previous prime is 200121332223217. The next prime is 200121332223283. The reversal of 200121332223232 is 232322233121002.

200121332223232 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×200121332223232² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 200121332223232.

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, 233201107 + ... + 234057682.

It is an arithmetic number, because the mean of its divisors is an integer number (6367179778400).

Almost surely, 2^{200121332223232} is an apocalyptic number.

It is an amenable number.

200121332223232 is an abundant number, since it is smaller than the sum of its proper divisors (258315611821568).

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

200121332223232 is an equidigital number, since it uses as much as digits as its factorization.

200121332223232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467259051 (or 467259037 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 200121332223232 its reverse (232322233121002), we get a palindrome (432443565344234).

The spelling of 200121332223232 in words is "two hundred trillion, one hundred twenty-one billion, three hundred thirty-two million, two hundred twenty-three thousand, two hundred thirty-two".