211345033 has 2 divisors, whose sum is σ = 211345034. Its totient is φ = 211345032.

The previous prime is 211345031. The next prime is 211345063. The reversal of 211345033 is 330543112.

211345033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 143233024 + 68112009 = 11968^2 + 8253^2 .

It is a cyclic number.

It is not a de Polignac number, because 211345033 - 2¹ = 211345031 is a prime.

Together with 211345031, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 211344995 and 211345013.

It is not a weakly prime, because it can be changed into another prime (211345031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105672516 + 105672517.

It is an arithmetic number, because the mean of its divisors is an integer number (105672517).

Almost surely, 2^211345033 is an apocalyptic number.

It is an amenable number.

211345033 is a deficient number, since it is larger than the sum of its proper divisors (1).

211345033 is an equidigital number, since it uses as much as digits as its factorization.

211345033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 211345033 is about 14537.7107207428. The cubic root of 211345033 is about 595.6585068687.

Adding to 211345033 its reverse (330543112), we get a palindrome (541888145).

The spelling of 211345033 in words is "two hundred eleven million, three hundred forty-five thousand, thirty-three".