212134033 has 8 divisors (see below), whose sum is σ = 213333120. Its totient is φ = 210938880.

The previous prime is 212134009. The next prime is 212134049. The reversal of 212134033 is 330431212.

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 212134033 - 2²¹ = 210036881 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 212134033.

It is not an unprimeable number, because it can be changed into a prime (212134063) 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, 238716 + ... + 239602.

It is an arithmetic number, because the mean of its divisors is an integer number (26666640).

Almost surely, 2^212134033 is an apocalyptic number.

It is an amenable number.

212134033 is a deficient number, since it is larger than the sum of its proper divisors (1199087).

212134033 is an equidigital number, since it uses as much as digits as its factorization.

212134033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1967.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 212134033 is about 14564.8217634134. The cubic root of 212134033 is about 596.3988301273.

Adding to 212134033 its reverse (330431212), we get a palindrome (542565245).

The spelling of 212134033 in words is "two hundred twelve million, one hundred thirty-four thousand, thirty-three".