220242527 has 2 divisors, whose sum is σ = 220242528. Its totient is φ = 220242526.

The previous prime is 220242523. The next prime is 220242557. The reversal of 220242527 is 725242022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220242527 - 2² = 220242523 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220242496 and 220242505.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220242523) 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, 110121263 + 110121264.

It is an arithmetic number, because the mean of its divisors is an integer number (110121264).

Almost surely, 2^220242527 is an apocalyptic number.

220242527 is a deficient number, since it is larger than the sum of its proper divisors (1).

220242527 is an equidigital number, since it uses as much as digits as its factorization.

220242527 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4480, while the sum is 26.

The square root of 220242527 is about 14840.5703057531. The cubic root of 220242527 is about 603.9028239714.

Adding to 220242527 its reverse (725242022), we get a palindrome (945484549).

The spelling of 220242527 in words is "two hundred twenty million, two hundred forty-two thousand, five hundred twenty-seven".