211232233121 has 8 divisors (see below), whose sum is σ = 259978133184. Its totient is φ = 167128799760.

The previous prime is 211232233087. The next prime is 211232233123. The reversal of 211232233121 is 121332232112.

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

It is a de Polignac number, because none of the positive numbers 2^k-211232233121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (211232233123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1160616575 + ... + 1160616756.

It is an arithmetic number, because the mean of its divisors is an integer number (32497266648).

Almost surely, 2^211232233121 is an apocalyptic number.

It is an amenable number.

211232233121 is a deficient number, since it is larger than the sum of its proper divisors (48745900063).

211232233121 is a wasteful number, since it uses less digits than its factorization.

211232233121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2321233351.

The product of its digits is 864, while the sum is 23.

Adding to 211232233121 its reverse (121332232112), we get a palindrome (332564465233).

The spelling of 211232233121 in words is "two hundred eleven billion, two hundred thirty-two million, two hundred thirty-three thousand, one hundred twenty-one".