223200210302221 has 2 divisors, whose sum is σ = 223200210302222. Its totient is φ = 223200210302220.

The previous prime is 223200210302213. The next prime is 223200210302299. The reversal of 223200210302221 is 122203012002322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 216443355936196 + 6756854366025 = 14712014^2 + 2599395^2 .

It is a cyclic number.

It is not a de Polignac number, because 223200210302221 - 2³ = 223200210302213 is a prime.

It is a super-3 number, since 3×223200210302221³ (a number of 44 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 223200210302192 and 223200210302201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223200210302821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111600105151110 + 111600105151111.

It is an arithmetic number, because the mean of its divisors is an integer number (111600105151111).

Almost surely, 2^{223200210302221} is an apocalyptic number.

It is an amenable number.

223200210302221 is a deficient number, since it is larger than the sum of its proper divisors (1).

223200210302221 is an equidigital number, since it uses as much as digits as its factorization.

223200210302221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 223200210302221 its reverse (122203012002322), we get a palindrome (345403222304543).

The spelling of 223200210302221 in words is "two hundred twenty-three trillion, two hundred billion, two hundred ten million, three hundred two thousand, two hundred twenty-one".