211433413253 has 2 divisors, whose sum is σ = 211433413254. Its totient is φ = 211433413252.

The previous prime is 211433413241. The next prime is 211433413259. The reversal of 211433413253 is 352314334112.

211433413253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 207664312804 + 3769100449 = 455702^2 + 61393^2 .

It is a cyclic number.

It is not a de Polignac number, because 211433413253 - 2⁶ = 211433413189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211433413259) 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, 105716706626 + 105716706627.

It is an arithmetic number, because the mean of its divisors is an integer number (105716706627).

Almost surely, 2^211433413253 is an apocalyptic number.

It is an amenable number.

211433413253 is a deficient number, since it is larger than the sum of its proper divisors (1).

211433413253 is an equidigital number, since it uses as much as digits as its factorization.

211433413253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25920, while the sum is 32.

Adding to 211433413253 its reverse (352314334112), we get a palindrome (563747747365).

The spelling of 211433413253 in words is "two hundred eleven billion, four hundred thirty-three million, four hundred thirteen thousand, two hundred fifty-three".