20203330213 has 12 divisors (see below), whose sum is σ = 23412733632. Its totient is φ = 17286269120.

The previous prime is 20203330159. The next prime is 20203330219. The reversal of 20203330213 is 31203330202.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-20203330213 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 (20203330219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3174445 + ... + 3180802.

It is an arithmetic number, because the mean of its divisors is an integer number (1951061136).

Almost surely, 2^20203330213 is an apocalyptic number.

It is an amenable number.

20203330213 is a deficient number, since it is larger than the sum of its proper divisors (3209403419).

20203330213 is a wasteful number, since it uses less digits than its factorization.

20203330213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6355292 (or 6355275 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 20203330213 its reverse (31203330202), we get a palindrome (51406660415).

The spelling of 20203330213 in words is "twenty billion, two hundred three million, three hundred thirty thousand, two hundred thirteen".