202020233213 has 2 divisors, whose sum is σ = 202020233214. Its totient is φ = 202020233212.

The previous prime is 202020233203. The next prime is 202020233243. The reversal of 202020233213 is 312332020202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 111420437209 + 90599796004 = 333797^2 + 300998^2 .

It is a cyclic number.

It is not a de Polignac number, because 202020233213 - 2⁴ = 202020233197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202020233203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101010116606 + 101010116607.

It is an arithmetic number, because the mean of its divisors is an integer number (101010116607).

Almost surely, 2^202020233213 is an apocalyptic number.

It is an amenable number.

202020233213 is a deficient number, since it is larger than the sum of its proper divisors (1).

202020233213 is an equidigital number, since it uses as much as digits as its factorization.

202020233213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 202020233213 its reverse (312332020202), we get a palindrome (514352253415).

The spelling of 202020233213 in words is "two hundred two billion, twenty million, two hundred thirty-three thousand, two hundred thirteen".