211253522327 has 2 divisors, whose sum is σ = 211253522328. Its totient is φ = 211253522326.

The previous prime is 211253522321. The next prime is 211253522353. The reversal of 211253522327 is 723225352112.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211253522327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211253522321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105626761163 + 105626761164.

It is an arithmetic number, because the mean of its divisors is an integer number (105626761164).

Almost surely, 2^211253522327 is an apocalyptic number.

211253522327 is a deficient number, since it is larger than the sum of its proper divisors (1).

211253522327 is an equidigital number, since it uses as much as digits as its factorization.

211253522327 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 50400, while the sum is 35.

Adding to 211253522327 its reverse (723225352112), we get a palindrome (934478874439).

The spelling of 211253522327 in words is "two hundred eleven billion, two hundred fifty-three million, five hundred twenty-two thousand, three hundred twenty-seven".