220313503 has 8 divisors (see below), whose sum is σ = 226590048. Its totient is φ = 214053984.

The previous prime is 220313491. The next prime is 220313521. The reversal of 220313503 is 305313022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 220313503 - 2²⁵ = 186759071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220313563) 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 7 ways as a sum of consecutive naturals, for example, 24750 + ... + 32452.

It is an arithmetic number, because the mean of its divisors is an integer number (28323756).

Almost surely, 2^220313503 is an apocalyptic number.

220313503 is a deficient number, since it is larger than the sum of its proper divisors (6276545).

220313503 is an equidigital number, since it uses as much as digits as its factorization.

220313503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8513.

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 220313503 is about 14842.9613958940. The cubic root of 220313503 is about 603.9676888334.

Adding to 220313503 its reverse (305313022), we get a palindrome (525626525).

The spelling of 220313503 in words is "two hundred twenty million, three hundred thirteen thousand, five hundred three".