212446450333 has 4 divisors (see below), whose sum is σ = 228788484988. Its totient is φ = 196104415680.

The previous prime is 212446450283. The next prime is 212446450361. The reversal of 212446450333 is 333054644212.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 119520244089 + 92926206244 = 345717^2 + 304838^2 .

It is a cyclic number.

It is not a de Polignac number, because 212446450333 - 2²⁵ = 212412895901 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 212446450292 and 212446450301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212446451333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8171017308 + ... + 8171017333.

It is an arithmetic number, because the mean of its divisors is an integer number (57197121247).

Almost surely, 2^212446450333 is an apocalyptic number.

It is an amenable number.

212446450333 is a deficient number, since it is larger than the sum of its proper divisors (16342034655).

212446450333 is a wasteful number, since it uses less digits than its factorization.

212446450333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16342034654.

The product of its (nonzero) digits is 207360, while the sum is 37.

The spelling of 212446450333 in words is "two hundred twelve billion, four hundred forty-six million, four hundred fifty thousand, three hundred thirty-three".