223104712146209 has 2 divisors, whose sum is σ = 223104712146210. Its totient is φ = 223104712146208.

The previous prime is 223104712146187. The next prime is 223104712146241. The reversal of 223104712146209 is 902641217401322.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 192532969140625 + 30571743005584 = 13875625^2 + 5529172^2 .

It is a cyclic number.

It is not a de Polignac number, because 223104712146209 - 2¹² = 223104712142113 is a prime.

It is a super-3 number, since 3×223104712146209³ (a number of 44 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 223104712146209.

It is not a weakly prime, because it can be changed into another prime (223104712146259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111552356073104 + 111552356073105.

It is an arithmetic number, because the mean of its divisors is an integer number (111552356073105).

Almost surely, 2^{223104712146209} is an apocalyptic number.

It is an amenable number.

223104712146209 is a deficient number, since it is larger than the sum of its proper divisors (1).

223104712146209 is an equidigital number, since it uses as much as digits as its factorization.

223104712146209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 290304, while the sum is 44.

The spelling of 223104712146209 in words is "two hundred twenty-three trillion, one hundred four billion, seven hundred twelve million, one hundred forty-six thousand, two hundred nine".