200221020212113 has 2 divisors, whose sum is σ = 200221020212114. Its totient is φ = 200221020212112.

The previous prime is 200221020212111. The next prime is 200221020212141. The reversal of 200221020212113 is 311212020122002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 194603281200784 + 5617739011329 = 13950028^2 + 2370177^2 .

It is a cyclic number.

It is not a de Polignac number, because 200221020212113 - 2¹ = 200221020212111 is a prime.

Together with 200221020212111, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (200221020212111) 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 as a sum of consecutive naturals, namely, 100110510106056 + 100110510106057.

It is an arithmetic number, because the mean of its divisors is an integer number (100110510106057).

Almost surely, 2^{200221020212113} is an apocalyptic number.

It is an amenable number.

200221020212113 is a deficient number, since it is larger than the sum of its proper divisors (1).

200221020212113 is an equidigital number, since it uses as much as digits as its factorization.

200221020212113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 200221020212113 its reverse (311212020122002), we get a palindrome (511433040334115).

The spelling of 200221020212113 in words is "two hundred trillion, two hundred twenty-one billion, twenty million, two hundred twelve thousand, one hundred thirteen".