20132233213 has 2 divisors, whose sum is σ = 20132233214.
Its totient is φ = 20132233212.
The previous prime is 20132233193. The next prime is 20132233243. The reversal of 20132233213 is 31233223102.
Adding to 20132233213 its reverse (31233223102), we get a palindrome (51365456315).
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 12264898009 + 7867335204 = 110747^2 + 88698^2
It is a cyclic number.
It is not a de Polignac number, because 20132233213 - 213 = 20132225021 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (20132233243) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10066116606 + 10066116607.
It is an arithmetic number, because the mean of its divisors is an integer number (10066116607).
Almost surely, 220132233213 is an apocalyptic number.
It is an amenable number.
20132233213 is a deficient number, since it is larger than the sum of its proper divisors (1).
20132233213 is an equidigital number, since it uses as much as digits as its factorization.
20132233213 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1296, while the sum is 22.
The spelling of 20132233213 in words is "twenty billion, one hundred thirty-two million, two hundred thirty-three thousand, two hundred thirteen".