211932630989333 has 2 divisors, whose sum is σ = 211932630989334. Its totient is φ = 211932630989332.

The previous prime is 211932630989297. The next prime is 211932630989377. The reversal of 211932630989333 is 333989036239112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 190022723626129 + 21909907363204 = 13784873^2 + 4680802^2 .

It is a cyclic number.

It is not a de Polignac number, because 211932630989333 - 2¹⁴ = 211932630972949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211932630989393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105966315494666 + 105966315494667.

It is an arithmetic number, because the mean of its divisors is an integer number (105966315494667).

Almost surely, 2^{211932630989333} is an apocalyptic number.

It is an amenable number.

211932630989333 is a deficient number, since it is larger than the sum of its proper divisors (1).

211932630989333 is an equidigital number, since it uses as much as digits as its factorization.

211932630989333 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34012224, while the sum is 62.

The spelling of 211932630989333 in words is "two hundred eleven trillion, nine hundred thirty-two billion, six hundred thirty million, nine hundred eighty-nine thousand, three hundred thirty-three".