212320320200433 has 20 divisors (see below), whose sum is σ = 317180013283188. Its totient is φ = 141542349380640.

The previous prime is 212320320200389. The next prime is 212320320200447. The reversal of 212320320200433 is 334002023023212.

212320320200433 is a `hidden beast` number, since 2 + 1 + 2 + 3 + 2 + 0 + 3 + 20 + 200 + 433 = 666.

212320320200433 is digitally balanced in base 2 and base 4, because in such bases 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 61723539483489 + 150596780716944 = 7856433^2 + 12271788^2 .

It is not a de Polignac number, because 212320320200433 - 2³⁷ = 212182881246961 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 212320320200397 and 212320320200406.

It is not an unprimeable number, because it can be changed into a prime (212320320200333) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 39404298 + ... + 44467283.

Almost surely, 2^{212320320200433} is an apocalyptic number.

It is an amenable number.

212320320200433 is a deficient number, since it is larger than the sum of its proper divisors (104859693082755).

212320320200433 is an equidigital number, since it uses as much as digits as its factorization.

212320320200433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83902846 (or 83902837 counting only the distinct ones).

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

Adding to 212320320200433 its reverse (334002023023212), we get a palindrome (546322343223645).

The spelling of 212320320200433 in words is "two hundred twelve trillion, three hundred twenty billion, three hundred twenty million, two hundred thousand, four hundred thirty-three".