223213301209 has 2 divisors, whose sum is σ = 223213301210. Its totient is φ = 223213301208.

The previous prime is 223213301183. The next prime is 223213301221. The reversal of 223213301209 is 902103312322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 176628553984 + 46584747225 = 420272^2 + 215835^2 .

It is a cyclic number.

It is not a de Polignac number, because 223213301209 - 2¹¹ = 223213299161 is a prime.

It is a super-3 number, since 3×223213301209³ (a number of 35 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (223213301309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111606650604 + 111606650605.

It is an arithmetic number, because the mean of its divisors is an integer number (111606650605).

Almost surely, 2^223213301209 is an apocalyptic number.

It is an amenable number.

223213301209 is a deficient number, since it is larger than the sum of its proper divisors (1).

223213301209 is an equidigital number, since it uses as much as digits as its factorization.

223213301209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 28.

The spelling of 223213301209 in words is "two hundred twenty-three billion, two hundred thirteen million, three hundred one thousand, two hundred nine".