212221133303 has 2 divisors, whose sum is σ = 212221133304. Its totient is φ = 212221133302.

The previous prime is 212221133297. The next prime is 212221133317. The reversal of 212221133303 is 303331122212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212221133303 - 2⁴ = 212221133287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212221133363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106110566651 + 106110566652.

It is an arithmetic number, because the mean of its divisors is an integer number (106110566652).

Almost surely, 2^212221133303 is an apocalyptic number.

212221133303 is a deficient number, since it is larger than the sum of its proper divisors (1).

212221133303 is an equidigital number, since it uses as much as digits as its factorization.

212221133303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 212221133303 its reverse (303331122212), we get a palindrome (515552255515).

The spelling of 212221133303 in words is "two hundred twelve billion, two hundred twenty-one million, one hundred thirty-three thousand, three hundred three".