33221330200213 has 2 divisors, whose sum is σ = 33221330200214. Its totient is φ = 33221330200212.

The previous prime is 33221330200169. The next prime is 33221330200229. The reversal of 33221330200213 is 31200203312233.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28165766822449 + 5055563377764 = 5307143^2 + 2248458^2 .

It is an emirp because it is prime and its reverse (31200203312233) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33221330200213 is a prime.

It is a super-2 number, since 2×33221330200213² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33221330200813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16610665100106 + 16610665100107.

It is an arithmetic number, because the mean of its divisors is an integer number (16610665100107).

Almost surely, 2^{33221330200213} is an apocalyptic number.

It is an amenable number.

33221330200213 is a deficient number, since it is larger than the sum of its proper divisors (1).

33221330200213 is an equidigital number, since it uses as much as digits as its factorization.

33221330200213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 33221330200213 its reverse (31200203312233), we get a palindrome (64421533512446).

The spelling of 33221330200213 in words is "thirty-three trillion, two hundred twenty-one billion, three hundred thirty million, two hundred thousand, two hundred thirteen".