20330133030213 has 4 divisors (see below), whose sum is σ = 27106844040288. Its totient is φ = 13553422020140.

The previous prime is 20330133030209. The next prime is 20330133030293. The reversal of 20330133030213 is 31203033103302.

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 not a de Polignac number, because 20330133030213 - 2² = 20330133030209 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20330133030293) 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, 3388355505033 + ... + 3388355505038.

It is an arithmetic number, because the mean of its divisors is an integer number (6776711010072).

Almost surely, 2^{20330133030213} is an apocalyptic number.

It is an amenable number.

20330133030213 is a deficient number, since it is larger than the sum of its proper divisors (6776711010075).

20330133030213 is an equidigital number, since it uses as much as digits as its factorization.

20330133030213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6776711010074.

The product of its (nonzero) digits is 2916, while the sum is 24.

Adding to 20330133030213 its reverse (31203033103302), we get a palindrome (51533166133515).

The spelling of 20330133030213 in words is "twenty trillion, three hundred thirty billion, one hundred thirty-three million, thirty thousand, two hundred thirteen".