211331122133 has 8 divisors (see below), whose sum is σ = 216540776256. Its totient is φ = 206124098400.

The previous prime is 211331122127. The next prime is 211331122159. The reversal of 211331122133 is 331221133112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 211331122133 - 2¹⁴ = 211331105749 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211331122099 and 211331122108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211331122333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 494441 + ... + 816782.

It is an arithmetic number, because the mean of its divisors is an integer number (27067597032).

Almost surely, 2^211331122133 is an apocalyptic number.

It is an amenable number.

211331122133 is a deficient number, since it is larger than the sum of its proper divisors (5209654123).

211331122133 is a wasteful number, since it uses less digits than its factorization.

211331122133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1315195.

The product of its digits is 648, while the sum is 23.

Adding to 211331122133 its reverse (331221133112), we get a palindrome (542552255245).

The spelling of 211331122133 in words is "two hundred eleven billion, three hundred thirty-one million, one hundred twenty-two thousand, one hundred thirty-three".