220200535505 has 16 divisors (see below), whose sum is σ = 269260698960. Its totient is φ = 172814573568.

The previous prime is 220200535501. The next prime is 220200535537. The reversal of 220200535505 is 505535002022.

220200535505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 23227893649 + 196972641856 = 152407^2 + 443816^2 .

It is a cyclic number.

It is not a de Polignac number, because 220200535505 - 2² = 220200535501 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220200535501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2207141 + ... + 2304749.

It is an arithmetic number, because the mean of its divisors is an integer number (16828793685).

Almost surely, 2^220200535505 is an apocalyptic number.

It is an amenable number.

220200535505 is a deficient number, since it is larger than the sum of its proper divisors (49060163455).

220200535505 is an equidigital number, since it uses as much as digits as its factorization.

220200535505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106180.

The product of its (nonzero) digits is 15000, while the sum is 29.

Adding to 220200535505 its reverse (505535002022), we get a palindrome (725735537527).

The spelling of 220200535505 in words is "two hundred twenty billion, two hundred million, five hundred thirty-five thousand, five hundred five".