202201222213 has 2 divisors, whose sum is σ = 202201222214. Its totient is φ = 202201222212.

The previous prime is 202201222183. The next prime is 202201222217. The reversal of 202201222213 is 312222102202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 193289484609 + 8911737604 = 439647^2 + 94402^2 .

It is a cyclic number.

It is not a de Polignac number, because 202201222213 - 2³⁷ = 64762268741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202201222217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101100611106 + 101100611107.

It is an arithmetic number, because the mean of its divisors is an integer number (101100611107).

Almost surely, 2^202201222213 is an apocalyptic number.

It is an amenable number.

202201222213 is a deficient number, since it is larger than the sum of its proper divisors (1).

202201222213 is an equidigital number, since it uses as much as digits as its factorization.

202201222213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 202201222213 its reverse (312222102202), we get a palindrome (514423324415).

The spelling of 202201222213 in words is "two hundred two billion, two hundred one million, two hundred twenty-two thousand, two hundred thirteen".