22020203313 has 6 divisors (see below), whose sum is σ = 31806960354. Its totient is φ = 14680135536.

The previous prime is 22020203299. The next prime is 22020203323. The reversal of 22020203313 is 31330202022.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 15261390369 + 6758812944 = 123537^2 + 82212^2 .

It is not a de Polignac number, because 22020203313 - 2⁸ = 22020203057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22020203323) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1223344620 + ... + 1223344637.

It is an arithmetic number, because the mean of its divisors is an integer number (5301160059).

Almost surely, 2^22020203313 is an apocalyptic number.

It is an amenable number.

22020203313 is a deficient number, since it is larger than the sum of its proper divisors (9786757041).

22020203313 is a wasteful number, since it uses less digits than its factorization.

22020203313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2446689263 (or 2446689260 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 22020203313 its reverse (31330202022), we get a palindrome (53350405335).

The spelling of 22020203313 in words is "twenty-two billion, twenty million, two hundred three thousand, three hundred thirteen".