212333333133 has 8 divisors (see below), whose sum is σ = 284133173728. Its totient is φ = 141044523984.

The previous prime is 212333333131. The next prime is 212333333161. The reversal of 212333333133 is 331333333212.

It is a happy number.

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

It is not a de Polignac number, because 212333333133 - 2¹ = 212333333131 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 212333333133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212333333131) 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, 127756891 + ... + 127758552.

It is an arithmetic number, because the mean of its divisors is an integer number (35516646716).

Almost surely, 2^212333333133 is an apocalyptic number.

It is an amenable number.

212333333133 is a deficient number, since it is larger than the sum of its proper divisors (71799840595).

212333333133 is a wasteful number, since it uses less digits than its factorization.

212333333133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255515723.

The product of its digits is 26244, while the sum is 30.

Adding to 212333333133 its reverse (331333333212), we get a palindrome (543666666345).

The spelling of 212333333133 in words is "two hundred twelve billion, three hundred thirty-three million, three hundred thirty-three thousand, one hundred thirty-three".