212023403433 has 12 divisors (see below), whose sum is σ = 306652228740. Its totient is φ = 141166073376.

The previous prime is 212023403399. The next prime is 212023403477. The reversal of 212023403433 is 334304320212.

212023403433 is a `hidden beast` number, since 21 + 202 + 3 + 4 + 0 + 3 + 433 = 666.

212023403433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 34452185769 + 177571217664 = 185613^2 + 421392^2 .

It is not a de Polignac number, because 212023403433 - 2¹⁷ = 212023272361 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212023403397 and 212023403406.

It is not an unprimeable number, because it can be changed into a prime (212023403483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15231178 + ... + 15245091.

It is an arithmetic number, because the mean of its divisors is an integer number (25554352395).

Almost surely, 2^212023403433 is an apocalyptic number.

It is an amenable number.

212023403433 is a deficient number, since it is larger than the sum of its proper divisors (94628825307).

212023403433 is a wasteful number, since it uses less digits than its factorization.

212023403433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30477048 (or 30477045 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 212023403433 its reverse (334304320212), we get a palindrome (546327723645).

The spelling of 212023403433 in words is "two hundred twelve billion, twenty-three million, four hundred three thousand, four hundred thirty-three".