200130002001221 has 4 divisors (see below), whose sum is σ = 200215127482944. Its totient is φ = 200044876519500.

The previous prime is 200130002001199. The next prime is 200130002001227. The reversal of 200130002001221 is 122100200031002.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 200130002001221 - 2¹⁰ = 200130002000197 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200130002001196 and 200130002001205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200130002001227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42562737335 + ... + 42562742036.

It is an arithmetic number, because the mean of its divisors is an integer number (50053781870736).

Almost surely, 2^{200130002001221} is an apocalyptic number.

It is an amenable number.

200130002001221 is a deficient number, since it is larger than the sum of its proper divisors (85125481723).

200130002001221 is an equidigital number, since it uses as much as digits as its factorization.

200130002001221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85125481722.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 200130002001221 its reverse (122100200031002), we get a palindrome (322230202032223).

The spelling of 200130002001221 in words is "two hundred trillion, one hundred thirty billion, two million, one thousand, two hundred twenty-one".