223232011 has 2 divisors, whose sum is σ = 223232012. Its totient is φ = 223232010.

The previous prime is 223231993. The next prime is 223232039. The reversal of 223232011 is 110232322.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 223232011 - 2⁵ = 223231979 is a prime.

It is a super-3 number, since 3×223232011³ (a number of 26 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (223233011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111616005 + 111616006.

It is an arithmetic number, because the mean of its divisors is an integer number (111616006).

Almost surely, 2^223232011 is an apocalyptic number.

223232011 is a deficient number, since it is larger than the sum of its proper divisors (1).

223232011 is an equidigital number, since it uses as much as digits as its factorization.

223232011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 223232011 is about 14940.9508064246. The cubic root of 223232011 is about 606.6229321141.

Adding to 223232011 its reverse (110232322), we get a palindrome (333464333).

It can be divided in two parts, 2232 and 32011, that added together give a palindrome (34243).

The spelling of 223232011 in words is "two hundred twenty-three million, two hundred thirty-two thousand, eleven".