212133342511 has 2 divisors, whose sum is σ = 212133342512. Its totient is φ = 212133342510.

The previous prime is 212133342439. The next prime is 212133342539. The reversal of 212133342511 is 115243331212.

212133342511 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (212133342539) can be obtained adding 212133342511 to its sum of digits (28).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212133342511 - 2¹⁵ = 212133309743 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 212133342511.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212133345511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106066671255 + 106066671256.

It is an arithmetic number, because the mean of its divisors is an integer number (106066671256).

Almost surely, 2^212133342511 is an apocalyptic number.

212133342511 is a deficient number, since it is larger than the sum of its proper divisors (1).

212133342511 is an equidigital number, since it uses as much as digits as its factorization.

212133342511 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 28.

Adding to 212133342511 its reverse (115243331212), we get a palindrome (327376673723).

The spelling of 212133342511 in words is "two hundred twelve billion, one hundred thirty-three million, three hundred forty-two thousand, five hundred eleven".