211204133343 has 16 divisors (see below), whose sum is σ = 357594300160. Its totient is φ = 120688076088.

The previous prime is 211204133341. The next prime is 211204133353. The reversal of 211204133343 is 343331402112.

It is a happy number.

211204133343 is a `hidden beast` number, since 211 + 2 + 0 + 413 + 3 + 34 + 3 = 666.

It is not a de Polignac number, because 211204133343 - 2¹ = 211204133341 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211204133341) 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 in 15 ways as a sum of consecutive naturals, for example, 558740905 + ... + 558741282.

It is an arithmetic number, because the mean of its divisors is an integer number (22349643760).

Almost surely, 2^211204133343 is an apocalyptic number.

211204133343 is a deficient number, since it is larger than the sum of its proper divisors (146390166817).

211204133343 is a wasteful number, since it uses less digits than its factorization.

211204133343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1117482203 (or 1117482197 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 211204133343 its reverse (343331402112), we get a palindrome (554535535455).

The spelling of 211204133343 in words is "two hundred eleven billion, two hundred four million, one hundred thirty-three thousand, three hundred forty-three".