223240011 has 12 divisors (see below), whose sum is σ = 302797992. Its totient is φ = 146297344.

The previous prime is 223240009. The next prime is 223240019. The reversal of 223240011 is 110042322.

It is not a de Polignac number, because 223240011 - 2¹ = 223240009 is a prime.

It is a super-3 number, since 3×223240011³ (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (223240019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 246 + ... + 21131.

It is an arithmetic number, because the mean of its divisors is an integer number (25233166).

Almost surely, 2^223240011 is an apocalyptic number.

223240011 is a deficient number, since it is larger than the sum of its proper divisors (79557981).

223240011 is an equidigital number, since it uses as much as digits as its factorization.

223240011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21498 (or 21439 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 223240011 is about 14941.2185246050. The cubic root of 223240011 is about 606.6301785740.

Adding to 223240011 its reverse (110042322), we get a palindrome (333282333).

The spelling of 223240011 in words is "two hundred twenty-three million, two hundred forty thousand, eleven".