220500003 has 4 divisors (see below), whose sum is σ = 294000008. Its totient is φ = 147000000.

The previous prime is 220499977. The next prime is 220500019. The reversal of 220500003 is 300005022.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 220500003 - 2⁵ = 220499971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220500023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36749998 + ... + 36750003.

It is an arithmetic number, because the mean of its divisors is an integer number (73500002).

Almost surely, 2^220500003 is an apocalyptic number.

220500003 is a deficient number, since it is larger than the sum of its proper divisors (73500005).

220500003 is an equidigital number, since it uses as much as digits as its factorization.

220500003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73500004.

The product of its (nonzero) digits is 60, while the sum is 12.

The square root of 220500003 is about 14849.2425059328. The cubic root of 220500003 is about 604.1380645379.

Adding to 220500003 its reverse (300005022), we get a palindrome (520505025).

The spelling of 220500003 in words is "two hundred twenty million, five hundred thousand, three".