211301220233233 has 8 divisors (see below), whose sum is σ = 231285572715176. Its totient is φ = 191849783817600.

The previous prime is 211301220233221. The next prime is 211301220233281. The reversal of 211301220233233 is 332332022103112.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4740426271504 + 206560793961729 = 2177252^2 + 14372223^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 211301220233233 - 2⁹ = 211301220232721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211301220233633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133229015748 + ... + 133229017333.

It is an arithmetic number, because the mean of its divisors is an integer number (28910696589397).

Almost surely, 2^{211301220233233} is an apocalyptic number.

It is an amenable number.

211301220233233 is a deficient number, since it is larger than the sum of its proper divisors (19984352481943).

211301220233233 is a wasteful number, since it uses less digits than its factorization.

211301220233233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266458033155.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 211301220233233 its reverse (332332022103112), we get a palindrome (543633242336345).

The spelling of 211301220233233 in words is "two hundred eleven trillion, three hundred one billion, two hundred twenty million, two hundred thirty-three thousand, two hundred thirty-three".