212333122133 has 16 divisors (see below), whose sum is σ = 233718129216. Its totient is φ = 191301834240.

The previous prime is 212333122129. The next prime is 212333122151. The reversal of 212333122133 is 331221333212.

It is not a de Polignac number, because 212333122133 - 2² = 212333122129 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212333122103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 465191 + ... + 800667.

It is an arithmetic number, because the mean of its divisors is an integer number (14607383076).

Almost surely, 2^212333122133 is an apocalyptic number.

It is an amenable number.

212333122133 is a deficient number, since it is larger than the sum of its proper divisors (21385007083).

212333122133 is a wasteful number, since it uses less digits than its factorization.

212333122133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336004.

The product of its digits is 3888, while the sum is 26.

Adding to 212333122133 its reverse (331221333212), we get a palindrome (543554455345).

The spelling of 212333122133 in words is "two hundred twelve billion, three hundred thirty-three million, one hundred twenty-two thousand, one hundred thirty-three".