200321021311 has 2 divisors, whose sum is σ = 200321021312. Its totient is φ = 200321021310.

The previous prime is 200321021297. The next prime is 200321021321. The reversal of 200321021311 is 113120123002.

200321021311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 200321021311 - 2¹⁹ = 200320497023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200321021321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100160510655 + 100160510656.

It is an arithmetic number, because the mean of its divisors is an integer number (100160510656).

Almost surely, 2^200321021311 is an apocalyptic number.

200321021311 is a deficient number, since it is larger than the sum of its proper divisors (1).

200321021311 is an equidigital number, since it uses as much as digits as its factorization.

200321021311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 200321021311 its reverse (113120123002), we get a palindrome (313441144313).

The spelling of 200321021311 in words is "two hundred billion, three hundred twenty-one million, twenty-one thousand, three hundred eleven".