20203322213 has 2 divisors, whose sum is σ = 20203322214. Its totient is φ = 20203322212.

The previous prime is 20203322197. The next prime is 20203322219. The reversal of 20203322213 is 31222330202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13694382529 + 6508939684 = 117023^2 + 80678^2 .

It is a cyclic number.

It is not a de Polignac number, because 20203322213 - 2⁴ = 20203322197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20203322219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10101661106 + 10101661107.

It is an arithmetic number, because the mean of its divisors is an integer number (10101661107).

Almost surely, 2^20203322213 is an apocalyptic number.

It is an amenable number.

20203322213 is a deficient number, since it is larger than the sum of its proper divisors (1).

20203322213 is an equidigital number, since it uses as much as digits as its factorization.

20203322213 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 20203322213 its reverse (31222330202), we get a palindrome (51425652415).

It can be divided in two parts, 2020 and 3322213, that added together give a palindrome (3324233).

The spelling of 20203322213 in words is "twenty billion, two hundred three million, three hundred twenty-two thousand, two hundred thirteen".