220241011 has 2 divisors, whose sum is σ = 220241012. Its totient is φ = 220241010.

The previous prime is 220241009. The next prime is 220241017. The reversal of 220241011 is 110142022.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220241011 - 2¹ = 220241009 is a prime.

It is a super-2 number, since 2×220241011² = 97012205852604242, which contains 22 as substring.

Together with 220241009, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 220240982 and 220241000.

It is not a weakly prime, because it can be changed into another prime (220241017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110120505 + 110120506.

It is an arithmetic number, because the mean of its divisors is an integer number (110120506).

Almost surely, 2^220241011 is an apocalyptic number.

220241011 is a deficient number, since it is larger than the sum of its proper divisors (1).

220241011 is an equidigital number, since it uses as much as digits as its factorization.

220241011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 220241011 is about 14840.5192294609. The cubic root of 220241011 is about 603.9014383493.

Adding to 220241011 its reverse (110142022), we get a palindrome (330383033).

The spelling of 220241011 in words is "two hundred twenty million, two hundred forty-one thousand, eleven".