212132220033733 has 2 divisors, whose sum is σ = 212132220033734. Its totient is φ = 212132220033732.

The previous prime is 212132220033731. The next prime is 212132220033761. The reversal of 212132220033733 is 337330022231212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 173981560702849 + 38150659330884 = 13190207^2 + 6176622^2 .

It is a cyclic number.

It is not a de Polignac number, because 212132220033733 - 2¹ = 212132220033731 is a prime.

It is a super-2 number, since 2×212132220033733² (a number of 29 digits) contains 22 as substring.

Together with 212132220033731, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212132220033731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106066110016866 + 106066110016867.

It is an arithmetic number, because the mean of its divisors is an integer number (106066110016867).

Almost surely, 2^{212132220033733} is an apocalyptic number.

It is an amenable number.

212132220033733 is a deficient number, since it is larger than the sum of its proper divisors (1).

212132220033733 is an equidigital number, since it uses as much as digits as its factorization.

212132220033733 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 34.

Adding to 212132220033733 its reverse (337330022231212), we get a palindrome (549462242264945).

The spelling of 212132220033733 in words is "two hundred twelve trillion, one hundred thirty-two billion, two hundred twenty million, thirty-three thousand, seven hundred thirty-three".