200221112321213 has 2 divisors, whose sum is σ = 200221112321214. Its totient is φ = 200221112321212.

The previous prime is 200221112321203. The next prime is 200221112321233. The reversal of 200221112321213 is 312123211122002.

200221112321213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 197925590371609 + 2295521949604 = 14068603^2 + 1515098^2 .

It is a cyclic number.

It is not a de Polignac number, because 200221112321213 - 2⁶ = 200221112321149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200221112321203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100110556160606 + 100110556160607.

It is an arithmetic number, because the mean of its divisors is an integer number (100110556160607).

Almost surely, 2^{200221112321213} is an apocalyptic number.

It is an amenable number.

200221112321213 is a deficient number, since it is larger than the sum of its proper divisors (1).

200221112321213 is an equidigital number, since it uses as much as digits as its factorization.

200221112321213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 200221112321213 its reverse (312123211122002), we get a palindrome (512344323443215).

The spelling of 200221112321213 in words is "two hundred trillion, two hundred twenty-one billion, one hundred twelve million, three hundred twenty-one thousand, two hundred thirteen".