212302432243033 has 4 divisors (see below), whose sum is σ = 231602653356048. Its totient is φ = 193002211130020.

The previous prime is 212302432242919. The next prime is 212302432243087. The reversal of 212302432243033 is 330342234203212.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212302432243033 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 212302432243033.

It is not an unprimeable number, because it can be changed into a prime (212302432243333) 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, 9650110556491 + ... + 9650110556512.

It is an arithmetic number, because the mean of its divisors is an integer number (57900663339012).

Almost surely, 2^{212302432243033} is an apocalyptic number.

It is an amenable number.

212302432243033 is a deficient number, since it is larger than the sum of its proper divisors (19300221113015).

212302432243033 is a wasteful number, since it uses less digits than its factorization.

212302432243033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19300221113014.

The product of its (nonzero) digits is 124416, while the sum is 34.

Adding to 212302432243033 its reverse (330342234203212), we get a palindrome (542644666446245).

The spelling of 212302432243033 in words is "two hundred twelve trillion, three hundred two billion, four hundred thirty-two million, two hundred forty-three thousand, thirty-three".