33223420211 has 2 divisors, whose sum is σ = 33223420212. Its totient is φ = 33223420210.

The previous prime is 33223420189. The next prime is 33223420253. The reversal of 33223420211 is 11202432233.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 33223420211 - 2⁶ = 33223420147 is a prime.

It is a super-2 number, since 2×33223420211² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (33223420261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16611710105 + 16611710106.

It is an arithmetic number, because the mean of its divisors is an integer number (16611710106).

Almost surely, 2^33223420211 is an apocalyptic number.

33223420211 is a deficient number, since it is larger than the sum of its proper divisors (1).

33223420211 is an equidigital number, since it uses as much as digits as its factorization.

33223420211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 33223420211 its reverse (11202432233), we get a palindrome (44425852444).

The spelling of 33223420211 in words is "thirty-three billion, two hundred twenty-three million, four hundred twenty thousand, two hundred eleven".