12200300133221 has 4 divisors (see below), whose sum is σ = 12200375913600. Its totient is φ = 12200224352844.

The previous prime is 12200300133199. The next prime is 12200300133269. The reversal of 12200300133221 is 12233100300221.

12200300133221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 12200300133221 - 2⁶ = 12200300133157 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12200300133193 and 12200300133202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12200300153221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37648181 + ... + 37970858.

It is an arithmetic number, because the mean of its divisors is an integer number (3050093978400).

Almost surely, 2^{12200300133221} is an apocalyptic number.

It is an amenable number.

12200300133221 is a deficient number, since it is larger than the sum of its proper divisors (75780379).

12200300133221 is an equidigital number, since it uses as much as digits as its factorization.

12200300133221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75780378.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 12200300133221 its reverse (12233100300221), we get a palindrome (24433400433442).

The spelling of 12200300133221 in words is "twelve trillion, two hundred billion, three hundred million, one hundred thirty-three thousand, two hundred twenty-one".