10212216543533 has 4 divisors (see below), whose sum is σ = 10218335308860. Its totient is φ = 10206097778208.

The previous prime is 10212216543511. The next prime is 10212216543539. The reversal of 10212216543533 is 33534561221201.

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 3704477788804 + 6507738754729 = 1924702^2 + 2551027^2 .

It is a cyclic number.

It is not a de Polignac number, because 10212216543533 - 2³⁶ = 10143497066797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10212216543539) 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, 3059380160 + ... + 3059383497.

It is an arithmetic number, because the mean of its divisors is an integer number (2554583827215).

Almost surely, 2^{10212216543533} is an apocalyptic number.

It is an amenable number.

10212216543533 is a deficient number, since it is larger than the sum of its proper divisors (6118765327).

10212216543533 is an equidigital number, since it uses as much as digits as its factorization.

10212216543533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6118765326.

The product of its (nonzero) digits is 129600, while the sum is 38.

Adding to 10212216543533 its reverse (33534561221201), we get a palindrome (43746777764734).

The spelling of 10212216543533 in words is "ten trillion, two hundred twelve billion, two hundred sixteen million, five hundred forty-three thousand, five hundred thirty-three".