211214133243 has 48 divisors (see below), whose sum is σ = 327612763296. Its totient is φ = 130649518080.

The previous prime is 211214133223. The next prime is 211214133269. The reversal of 211214133243 is 342331412112.

211214133243 is a `hidden beast` number, since 2 + 1 + 1 + 2 + 1 + 413 + 3 + 243 = 666.

It is not a de Polignac number, because 211214133243 - 2²⁶ = 211147024379 is a prime.

It is a super-2 number, since 2×211214133243² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (211214133223) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 38988271 + ... + 38993687.

It is an arithmetic number, because the mean of its divisors is an integer number (6825265902).

Almost surely, 2^211214133243 is an apocalyptic number.

211214133243 is a deficient number, since it is larger than the sum of its proper divisors (116398630053).

211214133243 is a wasteful number, since it uses less digits than its factorization.

211214133243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9004 (or 9001 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

Adding to 211214133243 its reverse (342331412112), we get a palindrome (553545545355).

The spelling of 211214133243 in words is "two hundred eleven billion, two hundred fourteen million, one hundred thirty-three thousand, two hundred forty-three".